525404860488 has 96 divisors (see below), whose sum is σ = 1527315355800. Its totient is φ = 162574884864.

The previous prime is 525404860451. The next prime is 525404860517. The reversal of 525404860488 is 884068404525.

525404860488 is a `hidden beast` number, since 5 + 25 + 4 + 0 + 4 + 8 + 604 + 8 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 521835753924 + 3569106564 = 722382^2 + 59742^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2850733 + ... + 3029436.

Almost surely, 2^525404860488 is an apocalyptic number.

It is an amenable number.

525404860488 is an abundant number, since it is smaller than the sum of its proper divisors (1001910495312).

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

525404860488 is a wasteful number, since it uses less digits than its factorization.

525404860488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5880271 (or 5880264 counting only the distinct ones).

The product of its (nonzero) digits is 9830400, while the sum is 54.

The spelling of 525404860488 in words is "five hundred twenty-five billion, four hundred four million, eight hundred sixty thousand, four hundred eighty-eight".