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42664301465 = 547181550219
BaseRepresentation
bin100111101110111111…
…011001001110011001
311002010100102002000112
4213232333121032121
51144334030121330
631333312014105
73040155402362
oct475677311631
9132110362015
1042664301465
1117103982185
128328231335
13403c04a2c6
1420ca38ab69
15119a869795
hex9eefd9399

42664301465 has 8 divisors (see below), whose sum is σ = 52286463360. Its totient is φ = 33405240112.

The previous prime is 42664301377. The next prime is 42664301489. The reversal of 42664301465 is 56410346624.

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 42664301465 - 220 = 42663252889 is a prime.

It is a super-2 number, since 2×426643014652 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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, 90774875 + ... + 90775344.

It is an arithmetic number, because the mean of its divisors is an integer number (6535807920).

Almost surely, 242664301465 is an apocalyptic number.

It is an amenable number.

42664301465 is a deficient number, since it is larger than the sum of its proper divisors (9622161895).

42664301465 is a wasteful number, since it uses less digits than its factorization.

42664301465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181550271.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 42664301465 in words is "forty-two billion, six hundred sixty-four million, three hundred one thousand, four hundred sixty-five".

Divisors: 1 5 47 235 181550219 907751095 8532860293 42664301465