770574464 has 64 divisors (see below), whose sum is σ = 1688899680. Its totient is φ = 350183680.

The previous prime is 770574463. The next prime is 770574481. The reversal of 770574464 is 464475077.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (770574461) 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, 168107 + ... + 172629.

Almost surely, 2^770574464 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 770574464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (844449840).

770574464 is an abundant number, since it is smaller than the sum of its proper divisors (918325216).

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

770574464 is an equidigital number, since it uses as much as digits as its factorization.

770574464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4570 (or 4536 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 44.

The square root of 770574464 is about 27759.2230438822. The cubic root of 770574464 is about 916.7935255541.

The spelling of 770574464 in words is "seven hundred seventy million, five hundred seventy-four thousand, four hundred sixty-four".