77053209292 has 24 divisors (see below), whose sum is σ = 141960795200. Its totient is φ = 36493572816.

The previous prime is 77053209287. The next prime is 77053209301. The reversal of 77053209292 is 29290235077.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478423 + ... + 618865.

Almost surely, 2^77053209292 is an apocalyptic number.

It is an amenable number.

77053209292 is a deficient number, since it is larger than the sum of its proper divisors (64907585908).

77053209292 is a wasteful number, since it uses less digits than its factorization.

77053209292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147685 (or 147683 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 46.

The spelling of 77053209292 in words is "seventy-seven billion, fifty-three million, two hundred nine thousand, two hundred ninety-two".