772986494811 has 16 divisors (see below), whose sum is σ = 1048928537888. Its totient is φ = 506206713600.

The previous prime is 772986494807. The next prime is 772986494831. The reversal of 772986494811 is 118494689277.

It is not a de Polignac number, because 772986494811 - 2² = 772986494807 is a prime.

It is a super-2 number, since 2×772986494811² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (772986494831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2651410 + ... + 2928471.

It is an arithmetic number, because the mean of its divisors is an integer number (65558033618).

Almost surely, 2^772986494811 is an apocalyptic number.

772986494811 is a deficient number, since it is larger than the sum of its proper divisors (275942043077).

772986494811 is a wasteful number, since it uses less digits than its factorization.

772986494811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5580702.

The product of its digits is 48771072, while the sum is 66.

The spelling of 772986494811 in words is "seven hundred seventy-two billion, nine hundred eighty-six million, four hundred ninety-four thousand, eight hundred eleven".