56201629428 has 72 divisors (see below), whose sum is σ = 167597713920. Its totient is φ = 15539618880.

The previous prime is 56201629427. The next prime is 56201629433. The reversal of 56201629428 is 82492610265.

56201629428 is a `hidden beast` number, since 5 + 62 + 0 + 162 + 9 + 428 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56201629427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3589323 + ... + 3604946.

Almost surely, 2^56201629428 is an apocalyptic number.

It is an amenable number.

56201629428 is an abundant number, since it is smaller than the sum of its proper divisors (111396084492).

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

56201629428 is a wasteful number, since it uses less digits than its factorization.

56201629428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7194317 (or 7194312 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 56201629428 in words is "fifty-six billion, two hundred one million, six hundred twenty-nine thousand, four hundred twenty-eight".