77976411332 has 12 divisors (see below), whose sum is σ = 139033413036. Its totient is φ = 38252579040.

The previous prime is 77976411283. The next prime is 77976411367. The reversal of 77976411332 is 23311467977.

It can be written as a sum of positive squares in 2 ways, for example, as 68154412096 + 9821999236 = 261064^2 + 99106^2 .

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, 183906419 + ... + 183906842.

It is an arithmetic number, because the mean of its divisors is an integer number (11586117753).

Almost surely, 2^77976411332 is an apocalyptic number.

It is an amenable number.

77976411332 is a deficient number, since it is larger than the sum of its proper divisors (61057001704).

77976411332 is a wasteful number, since it uses less digits than its factorization.

77976411332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367813318 (or 367813316 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 50.

The spelling of 77976411332 in words is "seventy-seven billion, nine hundred seventy-six million, four hundred eleven thousand, three hundred thirty-two".