56387221335874 has 16 divisors (see below), whose sum is σ = 99367690746240. Its totient is φ = 23658973986960.

The previous prime is 56387221335853. The next prime is 56387221335943. The reversal of 56387221335874 is 47853312278365.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98579057994 + ... + 98579058565.

It is an arithmetic number, because the mean of its divisors is an integer number (6210480671640).

Almost surely, 2^{56387221335874} is an apocalyptic number.

56387221335874 is a deficient number, since it is larger than the sum of its proper divisors (42980469410366).

56387221335874 is a wasteful number, since it uses less digits than its factorization.

56387221335874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197158116585.

The product of its digits is 203212800, while the sum is 64.

The spelling of 56387221335874 in words is "fifty-six trillion, three hundred eighty-seven billion, two hundred twenty-one million, three hundred thirty-five thousand, eight hundred seventy-four".