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57868818466 = 2250311155943
BaseRepresentation
bin110101111001010000…
…000001100000100010
312112100222101120021211
4311321100001200202
51422003404142331
642330133340334
74116020561314
oct657120014042
9175328346254
1057868818466
11225a6491908
12b2701976aa
1355c3072624
142b2d80b7b4
15178a5cb8b1
hexd79401822

57868818466 has 8 divisors (see below), whose sum is σ = 86806770624. Its totient is φ = 28933228260.

The previous prime is 57868818407. The next prime is 57868818473. The reversal of 57868818466 is 66481886875.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527910 + ... + 628033.

It is an arithmetic number, because the mean of its divisors is an integer number (10850846328).

Almost surely, 257868818466 is an apocalyptic number.

57868818466 is a deficient number, since it is larger than the sum of its proper divisors (28937952158).

57868818466 is a wasteful number, since it uses less digits than its factorization.

57868818466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180976.

The product of its digits is 123863040, while the sum is 67.

The spelling of 57868818466 in words is "fifty-seven billion, eight hundred sixty-eight million, eight hundred eighteen thousand, four hundred sixty-six".

Divisors: 1 2 25031 50062 1155943 2311886 28934409233 57868818466