772661415162 has 64 divisors (see below), whose sum is σ = 1902348564480. Its totient is φ = 203734609344.

The previous prime is 772661415161. The next prime is 772661415167. The reversal of 772661415162 is 261514166277.

It is not an unprimeable number, because it can be changed into a prime (772661415161) 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 31 ways as a sum of consecutive naturals, for example, 2403513 + ... + 2705955.

It is an arithmetic number, because the mean of its divisors is an integer number (29724196320).

Almost surely, 2^772661415162 is an apocalyptic number.

772661415162 is an abundant number, since it is smaller than the sum of its proper divisors (1129687149318).

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

772661415162 is a wasteful number, since it uses less digits than its factorization.

772661415162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307147.

The product of its digits is 846720, while the sum is 48.

The spelling of 772661415162 in words is "seven hundred seventy-two billion, six hundred sixty-one million, four hundred fifteen thousand, one hundred sixty-two".