4244665992 has 32 divisors (see below), whose sum is σ = 12127617600. Its totient is φ = 1212761664.

The previous prime is 4244665967. The next prime is 4244665993. The reversal of 4244665992 is 2995664424.

It is not an unprimeable number, because it can be changed into a prime (4244665993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12632767 + ... + 12633102.

It is an arithmetic number, because the mean of its divisors is an integer number (378988050).

Almost surely, 2^4244665992 is an apocalyptic number.

4244665992 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4244665992 is an abundant number, since it is smaller than the sum of its proper divisors (7882951608).

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

4244665992 is a wasteful number, since it uses less digits than its factorization.

4244665992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25265885 (or 25265881 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 51.

The square root of 4244665992 is about 65151.1012339776. The cubic root of 4244665992 is about 1619.1279653639.

The spelling of 4244665992 in words is "four billion, two hundred forty-four million, six hundred sixty-five thousand, nine hundred ninety-two".