7772724872672 has 12 divisors (see below), whose sum is σ = 15302552093136. Its totient is φ = 3886362436320.

The previous prime is 7772724872623. The next prime is 7772724872699. The reversal of 7772724872672 is 2762784272777.

It is a super-2 number, since 2×7772724872672² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121448826104 + ... + 121448826167.

It is an arithmetic number, because the mean of its divisors is an integer number (1275212674428).

Almost surely, 2^{7772724872672} is an apocalyptic number.

It is an amenable number.

7772724872672 is a deficient number, since it is larger than the sum of its proper divisors (7529827220464).

7772724872672 is a wasteful number, since it uses less digits than its factorization.

7772724872672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242897652281 (or 242897652273 counting only the distinct ones).

The product of its digits is 361417728, while the sum is 68.

The spelling of 7772724872672 in words is "seven trillion, seven hundred seventy-two billion, seven hundred twenty-four million, eight hundred seventy-two thousand, six hundred seventy-two".