966779814 has 64 divisors (see below), whose sum is σ = 2596124160. Its totient is φ = 231793920.

The previous prime is 966779791. The next prime is 966779843. The reversal of 966779814 is 418977669.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74479 + ... + 86490.

It is an arithmetic number, because the mean of its divisors is an integer number (40564440).

Almost surely, 2^966779814 is an apocalyptic number.

966779814 is an abundant number, since it is smaller than the sum of its proper divisors (1629344346).

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

966779814 is a wasteful number, since it uses less digits than its factorization.

966779814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161005.

The product of its digits is 4572288, while the sum is 57.

The square root of 966779814 is about 31093.0830571688. The cubic root of 966779814 is about 988.8016701757.

It can be divided in two parts, 96677 and 9814, that added together give a triangular number (106491 = T₄₆₁).

The spelling of 966779814 in words is "nine hundred sixty-six million, seven hundred seventy-nine thousand, eight hundred fourteen".