11372820392 has 32 divisors (see below), whose sum is σ = 21386781000. Its totient is φ = 5669708544.

The previous prime is 11372820391. The next prime is 11372820421. The reversal of 11372820392 is 29302827311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7139236036 + 4233584356 = 84494^2 + 65066^2 .

It is not an unprimeable number, because it can be changed into a prime (11372820391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5834234 + ... + 5836182.

Almost surely, 2^11372820392 is an apocalyptic number.

It is an amenable number.

11372820392 is a deficient number, since it is larger than the sum of its proper divisors (10013960608).

11372820392 is a wasteful number, since it uses less digits than its factorization.

11372820392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725 (or 3721 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 11372820392 in words is "eleven billion, three hundred seventy-two million, eight hundred twenty thousand, three hundred ninety-two".