56330430387 has 96 divisors (see below), whose sum is σ = 97070916096. Its totient is φ = 28426083840.

The previous prime is 56330430383. The next prime is 56330430389. The reversal of 56330430387 is 78303403365.

It is a happy number.

It is not a de Polignac number, because 56330430387 - 2² = 56330430383 is a prime.

It is a super-3 number, since 3×56330430387³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (56330430383) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21523503 + ... + 21526119.

It is an arithmetic number, because the mean of its divisors is an integer number (1011155376).

Almost surely, 2^56330430387 is an apocalyptic number.

56330430387 is a deficient number, since it is larger than the sum of its proper divisors (40740485709).

56330430387 is a wasteful number, since it uses less digits than its factorization.

56330430387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889 (or 2878 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 42.

The spelling of 56330430387 in words is "fifty-six billion, three hundred thirty million, four hundred thirty thousand, three hundred eighty-seven".