555917508480 has 64 divisors (see below), whose sum is σ = 1771987064400. Its totient is φ = 148244668416.

The previous prime is 555917508479. The next prime is 555917508533. The reversal of 555917508480 is 84805719555.

555917508480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×555917508480² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 555917508480.

It is a congruent number.

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, 144768265 + ... + 144772104.

Almost surely, 2^555917508480 is an apocalyptic number.

It is an amenable number.

555917508480 is an abundant number, since it is smaller than the sum of its proper divisors (1216069555920).

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

555917508480 is a wasteful number, since it uses less digits than its factorization.

555917508480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289540391 (or 289540379 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 57.

The spelling of 555917508480 in words is "five hundred fifty-five billion, nine hundred seventeen million, five hundred eight thousand, four hundred eighty".