772818063 has 8 divisors (see below), whose sum is σ = 1042839168. Its totient is φ = 509004504.

The previous prime is 772818043. The next prime is 772818073. The reversal of 772818063 is 360818277.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-772818063 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772818023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1551595 + ... + 1552092.

It is an arithmetic number, because the mean of its divisors is an integer number (130354896).

Almost surely, 2^772818063 is an apocalyptic number.

772818063 is a deficient number, since it is larger than the sum of its proper divisors (270021105).

772818063 is a wasteful number, since it uses less digits than its factorization.

772818063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103773.

The product of its (nonzero) digits is 112896, while the sum is 42.

The square root of 772818063 is about 27799.6054468404. The cubic root of 772818063 is about 917.6824398444.

The spelling of 772818063 in words is "seven hundred seventy-two million, eight hundred eighteen thousand, sixty-three".