6425958944 has 24 divisors (see below), whose sum is σ = 12829295808. Its totient is φ = 3167725120.

The previous prime is 6425958893. The next prime is 6425958947. The reversal of 6425958944 is 4498595246.

It is a self number, because there is not a number n which added to its sum of digits gives 6425958944.

It is not an unprimeable number, because it can be changed into a prime (6425958947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1411892 + ... + 1416435.

It is an arithmetic number, because the mean of its divisors is an integer number (534553992).

Almost surely, 2^6425958944 is an apocalyptic number.

It is an amenable number.

6425958944 is a deficient number, since it is larger than the sum of its proper divisors (6403336864).

6425958944 is a wasteful number, since it uses less digits than its factorization.

6425958944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828408 (or 2828400 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 56.

The square root of 6425958944 is about 80162.0792145513. The cubic root of 6425958944 is about 1859.1423710244.

The spelling of 6425958944 in words is "six billion, four hundred twenty-five million, nine hundred fifty-eight thousand, nine hundred forty-four".