776135712912 has 320 divisors, whose sum is σ = 2558850508800. Its totient is φ = 197343682560.

The previous prime is 776135712907. The next prime is 776135712971. The reversal of 776135712912 is 219217531677.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58707039 + ... + 58720257.

It is an arithmetic number, because the mean of its divisors is an integer number (7996407840).

Almost surely, 2^776135712912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 776135712912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1279425254400).

776135712912 is an abundant number, since it is smaller than the sum of its proper divisors (1782714795888).

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

776135712912 is a wasteful number, since it uses less digits than its factorization.

776135712912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13814 (or 13808 counting only the distinct ones).

The product of its digits is 1111320, while the sum is 51.

The spelling of 776135712912 in words is "seven hundred seventy-six billion, one hundred thirty-five million, seven hundred twelve thousand, nine hundred twelve".