4009777764 has 48 divisors (see below), whose sum is σ = 9644002368. Its totient is φ = 1295733888.

The previous prime is 4009777741. The next prime is 4009777823. The reversal of 4009777764 is 4677779004.

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, 106687 + ... + 139289.

It is an arithmetic number, because the mean of its divisors is an integer number (200916716).

Almost surely, 2^4009777764 is an apocalyptic number.

It is an amenable number.

4009777764 is an abundant number, since it is smaller than the sum of its proper divisors (5634224604).

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

4009777764 is a wasteful number, since it uses less digits than its factorization.

4009777764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32924 (or 32922 counting only the distinct ones).

The product of its (nonzero) digits is 2074464, while the sum is 51.

The square root of 4009777764 is about 63322.8060338453. The cubic root of 4009777764 is about 1588.6934355593.

The spelling of 4009777764 in words is "four billion, nine million, seven hundred seventy-seven thousand, seven hundred sixty-four".