142627215172 has 12 divisors (see below), whose sum is σ = 268797444076. Its totient is φ = 65827945440.

The previous prime is 142627215139. The next prime is 142627215191. The reversal of 142627215172 is 271512726241.

It can be written as a sum of positive squares in 2 ways, for example, as 60307571776 + 82319643396 = 245576^2 + 286914^2 .

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 1371415479 + ... + 1371415582.

Almost surely, 2^142627215172 is an apocalyptic number.

It is an amenable number.

142627215172 is a deficient number, since it is larger than the sum of its proper divisors (126170228904).

142627215172 is a wasteful number, since it uses less digits than its factorization.

142627215172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742831078 (or 2742831076 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The spelling of 142627215172 in words is "one hundred forty-two billion, six hundred twenty-seven million, two hundred fifteen thousand, one hundred seventy-two".