42712489051172 has 12 divisors (see below), whose sum is σ = 74871641913600. Its totient is φ = 21320591361576.

The previous prime is 42712489051159. The next prime is 42712489051231. The reversal of 42712489051172 is 27115098421724.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8913288308 + ... + 8913293099.

It is an arithmetic number, because the mean of its divisors is an integer number (6239303492800).

Almost surely, 2^{42712489051172} is an apocalyptic number.

It is an amenable number.

42712489051172 is a deficient number, since it is larger than the sum of its proper divisors (32159152862428).

42712489051172 is a wasteful number, since it uses less digits than its factorization.

42712489051172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17826582010 (or 17826582008 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 53.

The spelling of 42712489051172 in words is "forty-two trillion, seven hundred twelve billion, four hundred eighty-nine million, fifty-one thousand, one hundred seventy-two".