2991445004198 has 32 divisors (see below), whose sum is σ = 5141559628800. Its totient is φ = 1278710139744.

The previous prime is 2991445004173. The next prime is 2991445004227. The reversal of 2991445004198 is 8914005441992.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8148311 + ... + 8507517.

It is an arithmetic number, because the mean of its divisors is an integer number (160673738400).

Almost surely, 2^{2991445004198} is an apocalyptic number.

2991445004198 is a deficient number, since it is larger than the sum of its proper divisors (2150114624602).

2991445004198 is a wasteful number, since it uses less digits than its factorization.

2991445004198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360764.

The product of its (nonzero) digits is 3732480, while the sum is 56.

The spelling of 2991445004198 in words is "two trillion, nine hundred ninety-one billion, four hundred forty-five million, four thousand, one hundred ninety-eight".