3556922668 has 12 divisors (see below), whose sum is σ = 6703431280. Its totient is φ = 1641656592.

The previous prime is 3556922657. The next prime is 3556922693. The reversal of 3556922668 is 8662296553.

It is a happy number.

It is a super-2 number, since 2×3556922668² = 25303397732264476448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52), and also a Moran number because the ratio is a prime number: 68402359 = 3556922668 / (3 + 5 + 5 + 6 + 9 + 2 + 2 + 6 + 6 + 8).

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, 34201128 + ... + 34201231.

Almost surely, 2^3556922668 is an apocalyptic number.

It is an amenable number.

3556922668 is a deficient number, since it is larger than the sum of its proper divisors (3146508612).

3556922668 is a wasteful number, since it uses less digits than its factorization.

3556922668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68402376 (or 68402374 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 52.

The square root of 3556922668 is about 59639.9418846129. The cubic root of 3556922668 is about 1526.4812508070.

The spelling of 3556922668 in words is "three billion, five hundred fifty-six million, nine hundred twenty-two thousand, six hundred sixty-eight".