770261536 has 96 divisors (see below), whose sum is σ = 1747267200. Its totient is φ = 330823680.

The previous prime is 770261441. The next prime is 770261549. The reversal of 770261536 is 635162077.

It is a junction number, because it is equal to n+sod(n) for n = 770261495 and 770261504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 720010 + ... + 721078.

It is an arithmetic number, because the mean of its divisors is an integer number (18200700).

Almost surely, 2^770261536 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 770261536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (873633600).

770261536 is an abundant number, since it is smaller than the sum of its proper divisors (977005664).

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

770261536 is a wasteful number, since it uses less digits than its factorization.

770261536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202 (or 1194 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 770261536 is about 27753.5860025331. The cubic root of 770261536 is about 916.6694063757.

The spelling of 770261536 in words is "seven hundred seventy million, two hundred sixty-one thousand, five hundred thirty-six".