20126983232 has 14 divisors (see below), whose sum is σ = 39939482478. Its totient is φ = 10063491584.

The previous prime is 20126983223. The next prime is 20126983243. The reversal of 20126983232 is 23238962102.

It can be written as a sum of positive squares in only one way, i.e., 14071653376 + 6055329856 = 118624^2 + 77816^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157241993 + ... + 157242120.

It is an arithmetic number, because the mean of its divisors is an integer number (2852820177).

Almost surely, 2^20126983232 is an apocalyptic number.

It is an amenable number.

20126983232 is a deficient number, since it is larger than the sum of its proper divisors (19812499246).

20126983232 is an equidigital number, since it uses as much as digits as its factorization.

20126983232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314484125 (or 314484115 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 20126983232 in words is "twenty billion, one hundred twenty-six million, nine hundred eighty-three thousand, two hundred thirty-two".