20772431614 has 24 divisors (see below), whose sum is σ = 36108364968. Its totient is φ = 8886599040.

The previous prime is 20772431567. The next prime is 20772431633. The reversal of 20772431614 is 41613427702.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1627209 + ... + 1639924.

It is an arithmetic number, because the mean of its divisors is an integer number (1504515207).

Almost surely, 2^20772431614 is an apocalyptic number.

20772431614 is a deficient number, since it is larger than the sum of its proper divisors (15335933354).

20772431614 is a wasteful number, since it uses less digits than its factorization.

20772431614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3267180 (or 3267163 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 20772431614 in words is "twenty billion, seven hundred seventy-two million, four hundred thirty-one thousand, six hundred fourteen".