23257255557000 has 256 divisors, whose sum is σ = 73400057452800. Its totient is φ = 6130560000000.

The previous prime is 23257255556971. The next prime is 23257255557007. The reversal of 23257255557000 is 75555275232.

It is not an unprimeable number, because it can be changed into a prime (23257255557007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 187495000 + ... + 187619000.

It is an arithmetic number, because the mean of its divisors is an integer number (286718974425).

Almost surely, 2^{23257255557000} is an apocalyptic number.

23257255557000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23257255557000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36700028726400).

23257255557000 is an abundant number, since it is smaller than the sum of its proper divisors (50142801895800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23257255557000 is a wasteful number, since it uses less digits than its factorization.

23257255557000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124745 (or 124731 counting only the distinct ones).

The product of its (nonzero) digits is 3675000, while the sum is 48.

The spelling of 23257255557000 in words is "twenty-three trillion, two hundred fifty-seven billion, two hundred fifty-five million, five hundred fifty-seven thousand".