20366137416 has 32 divisors (see below), whose sum is σ = 51199797600. Its totient is φ = 6750785280.

The previous prime is 20366137399. The next prime is 20366137427. The reversal of 20366137416 is 61473166302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2366065 + ... + 2374656.

It is an arithmetic number, because the mean of its divisors is an integer number (1599993675).

Almost surely, 2^20366137416 is an apocalyptic number.

It is an amenable number.

20366137416 is an abundant number, since it is smaller than the sum of its proper divisors (30833660184).

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

20366137416 is a wasteful number, since it uses less digits than its factorization.

20366137416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4740909 (or 4740905 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 39.

The spelling of 20366137416 in words is "twenty billion, three hundred sixty-six million, one hundred thirty-seven thousand, four hundred sixteen".