770009964 has 12 divisors (see below), whose sum is σ = 1796689944. Its totient is φ = 256669984.

The previous prime is 770009963. The next prime is 770009983. The reversal of 770009964 is 469900077.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (770009963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32083737 + ... + 32083760.

It is an arithmetic number, because the mean of its divisors is an integer number (149724162).

Almost surely, 2^770009964 is an apocalyptic number.

It is an amenable number.

770009964 is an abundant number, since it is smaller than the sum of its proper divisors (1026679980).

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

770009964 is a wasteful number, since it uses less digits than its factorization.

770009964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64167504 (or 64167502 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 42.

The square root of 770009964 is about 27749.0533892600. The cubic root of 770009964 is about 916.5695989485.

The spelling of 770009964 in words is "seven hundred seventy million, nine thousand, nine hundred sixty-four".