11915011971196 has 12 divisors (see below), whose sum is σ = 21204682322040. Its totient is φ = 5856531307760.

The previous prime is 11915011971119. The next prime is 11915011971229. The reversal of 11915011971196 is 69117911051911.

11915011971196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 25243669195 + ... + 25243669666.

It is an arithmetic number, because the mean of its divisors is an integer number (1767056860170).

Almost surely, 2^{11915011971196} is an apocalyptic number.

It is an amenable number.

11915011971196 is a deficient number, since it is larger than the sum of its proper divisors (9289670350844).

11915011971196 is a wasteful number, since it uses less digits than its factorization.

11915011971196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50487338924 (or 50487338922 counting only the distinct ones).

The product of its (nonzero) digits is 153090, while the sum is 52.

The spelling of 11915011971196 in words is "eleven trillion, nine hundred fifteen billion, eleven million, nine hundred seventy-one thousand, one hundred ninety-six".