54631257522 has 16 divisors (see below), whose sum is σ = 109481484000. Its totient is φ = 18173924352.

The previous prime is 54631257509. The next prime is 54631257539. The reversal of 54631257522 is 22575213645.

54631257522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9120463 + ... + 9126450.

It is an arithmetic number, because the mean of its divisors is an integer number (6842592750).

Almost surely, 2^54631257522 is an apocalyptic number.

54631257522 is an abundant number, since it is smaller than the sum of its proper divisors (54850226478).

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

54631257522 is a wasteful number, since it uses less digits than its factorization.

54631257522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18247417.

The product of its digits is 504000, while the sum is 42.

The spelling of 54631257522 in words is "fifty-four billion, six hundred thirty-one million, two hundred fifty-seven thousand, five hundred twenty-two".