53523380556 has 60 divisors (see below), whose sum is σ = 140501478040. Its totient is φ = 17767071360.

The previous prime is 53523380543. The next prime is 53523380563. The reversal of 53523380556 is 65508332535.

53523380556 is a `hidden beast` number, since 535 + 2 + 33 + 80 + 5 + 5 + 6 = 666.

It is a super-2 number, since 2×53523380556² (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 19 ways as a sum of consecutive naturals, for example, 264646 + ... + 420813.

Almost surely, 2^53523380556 is an apocalyptic number.

It is an amenable number.

53523380556 is an abundant number, since it is smaller than the sum of its proper divisors (86978097484).

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

53523380556 is a wasteful number, since it uses less digits than its factorization.

53523380556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685716 (or 685705 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 45.

The spelling of 53523380556 in words is "fifty-three billion, five hundred twenty-three million, three hundred eighty thousand, five hundred fifty-six".