20296551384 has 48 divisors (see below), whose sum is σ = 56743053120. Its totient is φ = 6547273920.

The previous prime is 20296551377. The next prime is 20296551403. The reversal of 20296551384 is 48315569202.

20296551384 is a `hidden beast` number, since 2 + 0 + 2 + 96 + 551 + 3 + 8 + 4 = 666.

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, 4544487 + ... + 4548950.

It is an arithmetic number, because the mean of its divisors is an integer number (1182146940).

Almost surely, 2^20296551384 is an apocalyptic number.

20296551384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20296551384 is an abundant number, since it is smaller than the sum of its proper divisors (36446501736).

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

20296551384 is a wasteful number, since it uses less digits than its factorization.

20296551384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9093480 (or 9093473 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 20296551384 in words is "twenty billion, two hundred ninety-six million, five hundred fifty-one thousand, three hundred eighty-four".