772061489904 has 20 divisors (see below), whose sum is σ = 1994492182376. Its totient is φ = 257353829952.

The previous prime is 772061489897. The next prime is 772061489923. The reversal of 772061489904 is 409984160277.

It is a happy number.

It is a congruent number.

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, 8042307139 + ... + 8042307234.

Almost surely, 2^772061489904 is an apocalyptic number.

It is an amenable number.

772061489904 is an abundant number, since it is smaller than the sum of its proper divisors (1222430692472).

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

772061489904 is a wasteful number, since it uses less digits than its factorization.

772061489904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16084614384 (or 16084614378 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 57.

The spelling of 772061489904 in words is "seven hundred seventy-two billion, sixty-one million, four hundred eighty-nine thousand, nine hundred four".