774491467564 has 12 divisors (see below), whose sum is σ = 1414288767024. Its totient is φ = 370408962704.

The previous prime is 774491467549. The next prime is 774491467573. The reversal of 774491467564 is 465764194477.

It is a junction number, because it is equal to n+sod(n) for n = 774491467496 and 774491467505.

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, 4209192667 + ... + 4209192850.

It is an arithmetic number, because the mean of its divisors is an integer number (117857397252).

Almost surely, 2^774491467564 is an apocalyptic number.

It is an amenable number.

774491467564 is a deficient number, since it is larger than the sum of its proper divisors (639797299460).

774491467564 is a wasteful number, since it uses less digits than its factorization.

774491467564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8418385544 (or 8418385542 counting only the distinct ones).

The product of its digits is 142248960, while the sum is 64.

The spelling of 774491467564 in words is "seven hundred seventy-four billion, four hundred ninety-one million, four hundred sixty-seven thousand, five hundred sixty-four".