775238795500 has 48 divisors (see below), whose sum is σ = 1823361662304. Its totient is φ = 286242014400.

The previous prime is 775238795491. The next prime is 775238795503. The reversal of 775238795500 is 5597832577.

It is not an unprimeable number, because it can be changed into a prime (775238795503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59627254 + ... + 59640253.

It is an arithmetic number, because the mean of its divisors is an integer number (37986701298).

Almost surely, 2^775238795500 is an apocalyptic number.

It is an amenable number.

775238795500 is an abundant number, since it is smaller than the sum of its proper divisors (1048122866804).

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

775238795500 is a wasteful number, since it uses less digits than its factorization.

775238795500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119267539 (or 119267527 counting only the distinct ones).

The product of its (nonzero) digits is 18522000, while the sum is 58.

The spelling of 775238795500 in words is "seven hundred seventy-five billion, two hundred thirty-eight million, seven hundred ninety-five thousand, five hundred".