776824004412 has 36 divisors (see below), whose sum is σ = 2026981634496. Its totient is φ = 250588388160.

The previous prime is 776824004389. The next prime is 776824004413. The reversal of 776824004412 is 214400428677.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776824004413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348038313 + ... + 348040544.

Almost surely, 2^776824004412 is an apocalyptic number.

It is an amenable number.

776824004412 is an abundant number, since it is smaller than the sum of its proper divisors (1250157630084).

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

776824004412 is a wasteful number, since it uses less digits than its factorization.

776824004412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696078898 (or 696078893 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 45.

The spelling of 776824004412 in words is "seven hundred seventy-six billion, eight hundred twenty-four million, four thousand, four hundred twelve".