7612991022212 has 24 divisors (see below), whose sum is σ = 13325999194200. Its totient is φ = 3805562831616.

The previous prime is 7612991022187. The next prime is 7612991022227. The reversal of 7612991022212 is 2122201992167.

It can be written as a sum of positive squares in 4 ways, for example, as 3136355992576 + 4476635029636 = 1770976^2 + 2115806^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497931464 + ... + 497946752.

It is an arithmetic number, because the mean of its divisors is an integer number (555249966425).

Almost surely, 2^{7612991022212} is an apocalyptic number.

It is an amenable number.

7612991022212 is a deficient number, since it is larger than the sum of its proper divisors (5713008171988).

7612991022212 is a wasteful number, since it uses less digits than its factorization.

7612991022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37655 (or 37653 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 44.

The spelling of 7612991022212 in words is "seven trillion, six hundred twelve billion, nine hundred ninety-one million, twenty-two thousand, two hundred twelve".