505625556432 has 80 divisors (see below), whose sum is σ = 1335815788032. Its totient is φ = 164758788480.

The previous prime is 505625556383. The next prime is 505625556547. The reversal of 505625556432 is 234655526505.

It is a happy number.

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

It is a congruent number.

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, 178788 + ... + 1021379.

Almost surely, 2^505625556432 is an apocalyptic number.

It is an amenable number.

505625556432 is an abundant number, since it is smaller than the sum of its proper divisors (830190231600).

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

505625556432 is a wasteful number, since it uses less digits than its factorization.

505625556432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200376 (or 1200370 counting only the distinct ones).

The product of its (nonzero) digits is 5400000, while the sum is 48.

The spelling of 505625556432 in words is "five hundred five billion, six hundred twenty-five million, five hundred fifty-six thousand, four hundred thirty-two".