6623897432 has 24 divisors (see below), whose sum is σ = 12633933900. Its totient is φ = 3255800304.

The previous prime is 6623897431. The next prime is 6623897473. The reversal of 6623897432 is 2347983266.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6623897431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91082 + ... + 146777.

Almost surely, 2^6623897432 is an apocalyptic number.

It is an amenable number.

6623897432 is a deficient number, since it is larger than the sum of its proper divisors (6010036468).

6623897432 is a wasteful number, since it uses less digits than its factorization.

6623897432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237983 (or 237920 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 50.

The square root of 6623897432 is about 81387.3296772907. The cubic root of 6623897432 is about 1878.0386811295.

The spelling of 6623897432 in words is "six billion, six hundred twenty-three million, eight hundred ninety-seven thousand, four hundred thirty-two".