55682801772 has 48 divisors (see below), whose sum is σ = 144434476032. Its totient is φ = 16580485440.

The previous prime is 55682801737. The next prime is 55682801813. The reversal of 55682801772 is 27710828655.

55682801772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5752278 + ... + 5761949.

It is an arithmetic number, because the mean of its divisors is an integer number (3009051584).

Almost surely, 2^55682801772 is an apocalyptic number.

55682801772 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

55682801772 is an abundant number, since it is smaller than the sum of its proper divisors (88751674260).

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

55682801772 is a wasteful number, since it uses less digits than its factorization.

55682801772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11514278 (or 11514276 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 51.

The spelling of 55682801772 in words is "fifty-five billion, six hundred eighty-two million, eight hundred one thousand, seven hundred seventy-two".