20307234702764 has 12 divisors (see below), whose sum is σ = 35645025266088. Its totient is φ = 10122941769600.

The previous prime is 20307234702763. The next prime is 20307234702779. The reversal of 20307234702764 is 46720743270302.

It is not an unprimeable number, because it can be changed into a prime (20307234702763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7668893957 + ... + 7668896604.

It is an arithmetic number, because the mean of its divisors is an integer number (2970418772174).

Almost surely, 2^{20307234702764} is an apocalyptic number.

It is an amenable number.

20307234702764 is a deficient number, since it is larger than the sum of its proper divisors (15337790563324).

20307234702764 is a wasteful number, since it uses less digits than its factorization.

20307234702764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15337790896 (or 15337790894 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 47.

The spelling of 20307234702764 in words is "twenty trillion, three hundred seven billion, two hundred thirty-four million, seven hundred two thousand, seven hundred sixty-four".