56670398799738 has 32 divisors (see below), whose sum is σ = 113529566760192. Its totient is φ = 18858673512000.

The previous prime is 56670398799737. The next prime is 56670398799739. The reversal of 56670398799738 is 83799789307665.

It is an interprime number because it is at equal distance from previous prime (56670398799737) and next prime (56670398799739).

It is not an unprimeable number, because it can be changed into a prime (56670398799737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114326068 + ... + 114820688.

It is an arithmetic number, because the mean of its divisors is an integer number (3547798961256).

Almost surely, 2^{56670398799738} is an apocalyptic number.

56670398799738 is an abundant number, since it is smaller than the sum of its proper divisors (56859167960454).

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

56670398799738 is a wasteful number, since it uses less digits than its factorization.

56670398799738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526390.

The product of its (nonzero) digits is 25924872960, while the sum is 87.

The spelling of 56670398799738 in words is "fifty-six trillion, six hundred seventy billion, three hundred ninety-eight million, seven hundred ninety-nine thousand, seven hundred thirty-eight".