11942791198 has 16 divisors (see below), whose sum is σ = 19315507680. Its totient is φ = 5505398496.

The previous prime is 11942791177. The next prime is 11942791207. The reversal of 11942791198 is 89119724911.

It is a congruent number.

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, 255490 + ... + 298597.

It is an arithmetic number, because the mean of its divisors is an integer number (1207219230).

Almost surely, 2^11942791198 is an apocalyptic number.

11942791198 is a deficient number, since it is larger than the sum of its proper divisors (7372716482).

11942791198 is a wasteful number, since it uses less digits than its factorization.

11942791198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554931.

The product of its digits is 326592, while the sum is 52.

The spelling of 11942791198 in words is "eleven billion, nine hundred forty-two million, seven hundred ninety-one thousand, one hundred ninety-eight".