6437674456 has 16 divisors (see below), whose sum is σ = 12072016440. Its totient is φ = 3218470080.

The previous prime is 6437674423. The next prime is 6437674457. The reversal of 6437674456 is 6544767346.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6437674457) 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, 37551 + ... + 119521.

Almost surely, 2^6437674456 is an apocalyptic number.

It is an amenable number.

6437674456 is a deficient number, since it is larger than the sum of its proper divisors (5634341984).

6437674456 is a wasteful number, since it uses less digits than its factorization.

6437674456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91794 (or 91790 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 52.

The square root of 6437674456 is about 80235.1198416255. The cubic root of 6437674456 is about 1860.2715193093.

The spelling of 6437674456 in words is "six billion, four hundred thirty-seven million, six hundred seventy-four thousand, four hundred fifty-six".