775001128130 has 32 divisors (see below), whose sum is σ = 1416923673984. Its totient is φ = 305145864576.

The previous prime is 775001128127. The next prime is 775001128151. The reversal of 775001128130 is 31821100577.

It is a happy number.

775001128130 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 15 ways as a sum of consecutive naturals, for example, 688124 + ... + 1422503.

It is an arithmetic number, because the mean of its divisors is an integer number (44278864812).

Almost surely, 2^775001128130 is an apocalyptic number.

775001128130 is a deficient number, since it is larger than the sum of its proper divisors (641922545854).

775001128130 is a wasteful number, since it uses less digits than its factorization.

775001128130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111210.

The product of its (nonzero) digits is 11760, while the sum is 35.

The spelling of 775001128130 in words is "seven hundred seventy-five billion, one million, one hundred twenty-eight thousand, one hundred thirty".