525274617221040 has 80 divisors (see below), whose sum is σ = 1630756559551968. Its totient is φ = 139866328363008.

The previous prime is 525274617221033. The next prime is 525274617221089. The reversal of 525274617221040 is 40122716472525.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1616266057 + ... + 1616591016.

Almost surely, 2^{525274617221040} is an apocalyptic number.

It is an amenable number.

525274617221040 is an abundant number, since it is smaller than the sum of its proper divisors (1105481942330928).

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

525274617221040 is a wasteful number, since it uses less digits than its factorization.

525274617221040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3232857766 (or 3232857760 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 525274617221040 in words is "five hundred twenty-five trillion, two hundred seventy-four billion, six hundred seventeen million, two hundred twenty-one thousand, forty".