4256943672 has 16 divisors (see below), whose sum is σ = 10642359240. Its totient is φ = 1418981216.

The previous prime is 4256943659. The next prime is 4256943683. The reversal of 4256943672 is 2763496524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88686303 + ... + 88686350.

Almost surely, 2^4256943672 is an apocalyptic number.

It is an amenable number.

4256943672 is an abundant number, since it is smaller than the sum of its proper divisors (6385415568).

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

4256943672 is a wasteful number, since it uses less digits than its factorization.

4256943672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177372662 (or 177372658 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 48.

The square root of 4256943672 is about 65245.2578506668. The cubic root of 4256943672 is about 1620.6875697429.

The spelling of 4256943672 in words is "four billion, two hundred fifty-six million, nine hundred forty-three thousand, six hundred seventy-two".