55428954837600 has 144 divisors (see below), whose sum is σ = 182892772519632. Its totient is φ = 14578574376960.

The previous prime is 55428954837583. The next prime is 55428954837631. The reversal of 55428954837600 is 673845982455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158012457 + ... + 158362856.

It is an arithmetic number, because the mean of its divisors is an integer number (1270088698053).

Almost surely, 2^{55428954837600} is an apocalyptic number.

55428954837600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55428954837600 is an abundant number, since it is smaller than the sum of its proper divisors (127463817682032).

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

55428954837600 is a wasteful number, since it uses less digits than its factorization.

55428954837600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316375409 (or 316375396 counting only the distinct ones).

The product of its (nonzero) digits is 290304000, while the sum is 66.

The spelling of 55428954837600 in words is "fifty-five trillion, four hundred twenty-eight billion, nine hundred fifty-four million, eight hundred thirty-seven thousand, six hundred".