12088777979664 has 45 divisors (see below), whose sum is σ = 33831905139669. Its totient is φ = 4029578752320.

The previous prime is 12088777979633. The next prime is 12088777979689. The reversal of 12088777979664 is 46697977788021.

The square root of 12088777979664 is 3476892.

It is a perfect power (a square), and thus also a powerful number.

12088777979664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 30105026064 + 12058672953600 = 173508^2 + 3472560^2 .

It is a super-2 number, since 2×12088777979664² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 41577834 + ... + 41867574.

Almost surely, 2^{12088777979664} is an apocalyptic number.

12088777979664 is the 3476892-nd square number.

It is an amenable number.

12088777979664 is an abundant number, since it is smaller than the sum of its proper divisors (21743127160005).

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

12088777979664 is an frugal number, since it uses more digits than its factorization.

12088777979664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579496 (or 289746 counting only the distinct ones).

The product of its (nonzero) digits is 3584673792, while the sum is 81.

Multiplying 12088777979664 by its sum of digits (81), we get a square (979191016352784 = 31292028²).

The spelling of 12088777979664 in words is "twelve trillion, eighty-eight billion, seven hundred seventy-seven million, nine hundred seventy-nine thousand, six hundred sixty-four".