770508034820 has 96 divisors (see below), whose sum is σ = 1747101726720. Its totient is φ = 284562037760.

The previous prime is 770508034817. The next prime is 770508034943. The reversal of 770508034820 is 28430805077.

It is a happy number.

770508034820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90187469 + ... + 90196011.

It is an arithmetic number, because the mean of its divisors is an integer number (18198976320).

Almost surely, 2^770508034820 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 770508034820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (873550863360).

770508034820 is an abundant number, since it is smaller than the sum of its proper divisors (976593691900).

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

770508034820 is a wasteful number, since it uses less digits than its factorization.

770508034820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15365 (or 15363 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 44.

Adding to 770508034820 its reverse (28430805077), we get a palindrome (798938839897).

The spelling of 770508034820 in words is "seven hundred seventy billion, five hundred eight million, thirty-four thousand, eight hundred twenty".