775632531412552 has 32 divisors (see below), whose sum is σ = 1610200506201120. Its totient is φ = 347298148391040.

The previous prime is 775632531412547. The next prime is 775632531412597. The reversal of 775632531412552 is 255214135236577.

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, 65776158573 + ... + 65776170364.

It is an arithmetic number, because the mean of its divisors is an integer number (50318765818785).

Almost surely, 2^{775632531412552} is an apocalyptic number.

It is an amenable number.

775632531412552 is an abundant number, since it is smaller than the sum of its proper divisors (834567974788568).

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

775632531412552 is a wasteful number, since it uses less digits than its factorization.

775632531412552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131552329021 (or 131552329017 counting only the distinct ones).

The product of its digits is 52920000, while the sum is 58.

The spelling of 775632531412552 in words is "seven hundred seventy-five trillion, six hundred thirty-two billion, five hundred thirty-one million, four hundred twelve thousand, five hundred fifty-two".