11939114278 has 32 divisors (see below), whose sum is σ = 22087618560. Its totient is φ = 4713271200.

The previous prime is 11939114237. The next prime is 11939114279. The reversal of 11939114278 is 87241193911.

It is a super-2 number, since 2×11939114278² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11939114279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18703 + ... + 155653.

It is an arithmetic number, because the mean of its divisors is an integer number (690238080).

Almost surely, 2^11939114278 is an apocalyptic number.

11939114278 is a deficient number, since it is larger than the sum of its proper divisors (10148504282).

11939114278 is a wasteful number, since it uses less digits than its factorization.

11939114278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137452.

The product of its digits is 108864, while the sum is 46.

The spelling of 11939114278 in words is "eleven billion, nine hundred thirty-nine million, one hundred fourteen thousand, two hundred seventy-eight".