11942156372 has 24 divisors (see below), whose sum is σ = 21127865472. Its totient is φ = 5905748000.

The previous prime is 11942156363. The next prime is 11942156383. The reversal of 11942156372 is 27365124911.

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, 382097 + ... + 412167.

It is an arithmetic number, because the mean of its divisors is an integer number (880327728).

Almost surely, 2^11942156372 is an apocalyptic number.

It is an amenable number.

11942156372 is a deficient number, since it is larger than the sum of its proper divisors (9185709100).

11942156372 is a wasteful number, since it uses less digits than its factorization.

11942156372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31159 (or 31157 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The spelling of 11942156372 in words is "eleven billion, nine hundred forty-two million, one hundred fifty-six thousand, three hundred seventy-two".