57523222500 has 120 divisors (see below), whose sum is σ = 168077448000. Its totient is φ = 15307056000.

The previous prime is 57523222481. The next prime is 57523222511. The reversal of 57523222500 is 522232575.

It is a super-2 number, since 2×57523222500² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3644626 + ... + 3660374.

It is an arithmetic number, because the mean of its divisors is an integer number (1400645400).

Almost surely, 2^57523222500 is an apocalyptic number.

57523222500 is a gapful number since it is divisible by the number (50) 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 57523222500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84038724000).

57523222500 is an abundant number, since it is smaller than the sum of its proper divisors (110554225500).

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

57523222500 is a wasteful number, since it uses less digits than its factorization.

57523222500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16263 (or 16246 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 33.

The spelling of 57523222500 in words is "fifty-seven billion, five hundred twenty-three million, two hundred twenty-two thousand, five hundred".