55628156001 has 32 divisors (see below), whose sum is σ = 82047232512. Its totient is φ = 33243298560.

The previous prime is 55628155943. The next prime is 55628156009. The reversal of 55628156001 is 10065182655.

55628156001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55628156001 - 2⁷ = 55628155873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55628156009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1413081 + ... + 1451913.

It is an arithmetic number, because the mean of its divisors is an integer number (2563976016).

Almost surely, 2^55628156001 is an apocalyptic number.

It is an amenable number.

55628156001 is a deficient number, since it is larger than the sum of its proper divisors (26419076511).

55628156001 is a wasteful number, since it uses less digits than its factorization.

55628156001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39453.

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 55628156001 in words is "fifty-five billion, six hundred twenty-eight million, one hundred fifty-six thousand, one".