20149018590372 has 72 divisors (see below), whose sum is σ = 54696684371616. Its totient is φ = 5756179185792.

The previous prime is 20149018590329. The next prime is 20149018590409. The reversal of 20149018590372 is 27309581094102.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2935168 + ... + 6993800.

It is an arithmetic number, because the mean of its divisors is an integer number (759676171828).

Almost surely, 2^{20149018590372} is an apocalyptic number.

It is an amenable number.

20149018590372 is an abundant number, since it is smaller than the sum of its proper divisors (34547665781244).

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

20149018590372 is a wasteful number, since it uses less digits than its factorization.

20149018590372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067097 (or 4067088 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 20149018590372 in words is "twenty trillion, one hundred forty-nine billion, eighteen million, five hundred ninety thousand, three hundred seventy-two".