3557455994 has 16 divisors (see below), whose sum is σ = 5696153280. Its totient is φ = 1661375520.

The previous prime is 3557455981. The next prime is 3557456029. The reversal of 3557455994 is 4995547553.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656579 + ... + 661974.

It is an arithmetic number, because the mean of its divisors is an integer number (356009580).

Almost surely, 2^3557455994 is an apocalyptic number.

3557455994 is a deficient number, since it is larger than the sum of its proper divisors (2138697286).

3557455994 is a wasteful number, since it uses less digits than its factorization.

3557455994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318645.

The product of its digits is 17010000, while the sum is 56.

The square root of 3557455994 is about 59644.4129319754. The cubic root of 3557455994 is about 1526.5575406723.

The spelling of 3557455994 in words is "three billion, five hundred fifty-seven million, four hundred fifty-five thousand, nine hundred ninety-four".