20314773636 has 48 divisors (see below), whose sum is σ = 48646136448. Its totient is φ = 6595891200.

The previous prime is 20314773629. The next prime is 20314773637. The reversal of 20314773636 is 63637741302.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (20314773637) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 59325 + ... + 210116.

It is an arithmetic number, because the mean of its divisors is an integer number (1013461176).

Almost surely, 2^20314773636 is an apocalyptic number.

It is an amenable number.

20314773636 is an abundant number, since it is smaller than the sum of its proper divisors (28331362812).

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

20314773636 is a wasteful number, since it uses less digits than its factorization.

20314773636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269612 (or 269610 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 42.

The spelling of 20314773636 in words is "twenty billion, three hundred fourteen million, seven hundred seventy-three thousand, six hundred thirty-six".