42572197292 has 12 divisors (see below), whose sum is σ = 74511254160. Its totient is φ = 21283267536.

The previous prime is 42572197271. The next prime is 42572197303. The reversal of 42572197292 is 29279127524.

It is a self number, because there is not a number n which added to its sum of digits gives 42572197292.

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, 673763 + ... + 734234.

It is an arithmetic number, because the mean of its divisors is an integer number (6209271180).

Almost surely, 2^42572197292 is an apocalyptic number.

It is an amenable number.

42572197292 is a deficient number, since it is larger than the sum of its proper divisors (31939056868).

42572197292 is a wasteful number, since it uses less digits than its factorization.

42572197292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1415560 (or 1415558 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 50.

The spelling of 42572197292 in words is "forty-two billion, five hundred seventy-two million, one hundred ninety-seven thousand, two hundred ninety-two".