772911152 has 80 divisors (see below), whose sum is σ = 1653331680. Its totient is φ = 347867136.

The previous prime is 772911143. The next prime is 772911163. The reversal of 772911152 is 251119277.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1654823 + ... + 1655289.

It is an arithmetic number, because the mean of its divisors is an integer number (20666646).

Almost surely, 2^772911152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 772911152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826665840).

772911152 is an abundant number, since it is smaller than the sum of its proper divisors (880420528).

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

772911152 is a wasteful number, since it uses less digits than its factorization.

772911152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670 (or 664 counting only the distinct ones).

The product of its digits is 8820, while the sum is 35.

The square root of 772911152 is about 27801.2796827772. The cubic root of 772911152 is about 917.7192845280.

It can be divided in two parts, 7729 and 11152, that added together give a palindrome (18881).

The spelling of 772911152 in words is "seven hundred seventy-two million, nine hundred eleven thousand, one hundred fifty-two".