20083557152 has 12 divisors (see below), whose sum is σ = 39539503206. Its totient is φ = 10041778560.

The previous prime is 20083557149. The next prime is 20083557187. The reversal of 20083557152 is 25175538002.

It can be written as a sum of positive squares in only one way, i.e., 20083424656 + 132496 = 141716^2 + 364^2 .

It is a super-2 number, since 2×20083557152² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313805549 + ... + 313805612.

Almost surely, 2^20083557152 is an apocalyptic number.

It is an amenable number.

20083557152 is a deficient number, since it is larger than the sum of its proper divisors (19455946054).

20083557152 is an equidigital number, since it uses as much as digits as its factorization.

20083557152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627611171 (or 627611163 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 38.

The spelling of 20083557152 in words is "twenty billion, eighty-three million, five hundred fifty-seven thousand, one hundred fifty-two".