525374603610064 has 40 divisors (see below), whose sum is σ = 1096221220045952. Its totient is φ = 242479059373440.

The previous prime is 525374603610019. The next prime is 525374603610079. The reversal of 525374603610064 is 460016306473525.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 525374603609993 and 525374603610020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25495549 + ... + 41240419.

Almost surely, 2^{525374603610064} is an apocalyptic number.

It is an amenable number.

525374603610064 is an abundant number, since it is smaller than the sum of its proper divisors (570846616435888).

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

525374603610064 is a wasteful number, since it uses less digits than its factorization.

525374603610064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15905315 (or 15905309 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 52.

The spelling of 525374603610064 in words is "five hundred twenty-five trillion, three hundred seventy-four billion, six hundred three million, six hundred ten thousand, sixty-four".