55428603376 has 20 divisors (see below), whose sum is σ = 107404556472. Its totient is φ = 27711298496.

The previous prime is 55428603367. The next prime is 55428603383. The reversal of 55428603376 is 67330682455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31495 + ... + 334438.

Almost surely, 2^55428603376 is an apocalyptic number.

It is an amenable number.

55428603376 is a deficient number, since it is larger than the sum of its proper divisors (51975953096).

55428603376 is a wasteful number, since it uses less digits than its factorization.

55428603376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375408 (or 375402 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 55428603376 in words is "fifty-five billion, four hundred twenty-eight million, six hundred three thousand, three hundred seventy-six".