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87468359085601 = 1336718333338731
BaseRepresentation
bin10011111000110101010000…
…011110001110111000100001
3102110200220010100001201111021
4103320311100132032320201
542431040144411214401
6510010224234445441
724265244322664324
oct2370652036167041
9373626110051437
1087468359085601
112596313945464a
129987b54593881
1339a63002b3950
1417856c3aa07bb
15a1a3bd0602a1
hex4f8d5078ee21

87468359085601 has 8 divisors (see below), whose sum is σ = 94453361147264. Its totient is φ = 80520023702160.

The previous prime is 87468359085599. The next prime is 87468359085617. The reversal of 87468359085601 is 10658095386478.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 87468359085601 - 21 = 87468359085599 is a prime.

It is a super-2 number, since 2×874683590856012 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87468359085661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9166664595 + ... + 9166674136.

It is an arithmetic number, because the mean of its divisors is an integer number (11806670143408).

Almost surely, 287468359085601 is an apocalyptic number.

It is an amenable number.

87468359085601 is a deficient number, since it is larger than the sum of its proper divisors (6985002061663).

87468359085601 is a wasteful number, since it uses less digits than its factorization.

87468359085601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18333339111.

The product of its (nonzero) digits is 348364800, while the sum is 70.

The spelling of 87468359085601 in words is "eighty-seven trillion, four hundred sixty-eight billion, three hundred fifty-nine million, eighty-five thousand, six hundred one".

Divisors: 1 13 367 4771 18333338731 238333403503 6728335314277 87468359085601