766475441832 has 128 divisors (see below), whose sum is σ = 2156427187200. Its totient is φ = 225594989568.

The previous prime is 766475441827. The next prime is 766475441833. The reversal of 766475441832 is 238144574667.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (766475441833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318483 + ... + 1278429.

It is an arithmetic number, because the mean of its divisors is an integer number (16847087400).

Almost surely, 2^766475441832 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 766475441832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1078213593600).

766475441832 is an abundant number, since it is smaller than the sum of its proper divisors (1389951745368).

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

766475441832 is a wasteful number, since it uses less digits than its factorization.

766475441832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960095 (or 960091 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 57.

The spelling of 766475441832 in words is "seven hundred sixty-six billion, four hundred seventy-five million, four hundred forty-one thousand, eight hundred thirty-two".