257092689601 has 8 divisors (see below), whose sum is σ = 280498917024. Its totient is φ = 233692156320.

The previous prime is 257092689593. The next prime is 257092689631. The reversal of 257092689601 is 106986290752.

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 257092689601 - 2³ = 257092689593 is a prime.

It is a super-2 number, since 2×257092689601² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (257092689631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1328851 + ... + 1509976.

It is an arithmetic number, because the mean of its divisors is an integer number (35062364628).

Almost surely, 2^257092689601 is an apocalyptic number.

It is an amenable number.

257092689601 is a deficient number, since it is larger than the sum of its proper divisors (23406227423).

257092689601 is a wasteful number, since it uses less digits than its factorization.

257092689601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2847071.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 257092689601 in words is "two hundred fifty-seven billion, ninety-two million, six hundred eighty-nine thousand, six hundred one".