20014763668 has 24 divisors (see below), whose sum is σ = 36617878080. Its totient is φ = 9572255000.

The previous prime is 20014763633. The next prime is 20014763767. The reversal of 20014763668 is 86636741002.

It is a congruent number.

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, 156958 + ... + 254293.

It is an arithmetic number, because the mean of its divisors is an integer number (1525744920).

Almost surely, 2^20014763668 is an apocalyptic number.

It is an amenable number.

20014763668 is a deficient number, since it is larger than the sum of its proper divisors (16603114412).

20014763668 is an equidigital number, since it uses as much as digits as its factorization.

20014763668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411324 (or 411276 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 20014763668 in words is "twenty billion, fourteen million, seven hundred sixty-three thousand, six hundred sixty-eight".