772169890814 has 12 divisors (see below), whose sum is σ = 1323725449272. Its totient is φ = 330928544100.

The previous prime is 772169890813. The next prime is 772169890823. The reversal of 772169890814 is 418098961277.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772169890813) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3170489 + ... + 3405339.

It is an arithmetic number, because the mean of its divisors is an integer number (110310454106).

Almost surely, 2^772169890814 is an apocalyptic number.

772169890814 is a deficient number, since it is larger than the sum of its proper divisors (551555558458).

772169890814 is an frugal number, since it uses more digits than its factorization.

772169890814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469711 (or 234860 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 62.

The spelling of 772169890814 in words is "seven hundred seventy-two billion, one hundred sixty-nine million, eight hundred ninety thousand, eight hundred fourteen".