11492731838 has 32 divisors (see below), whose sum is σ = 20250048000. Its totient is φ = 4788608544.

The previous prime is 11492731781. The next prime is 11492731843. The reversal of 11492731838 is 83813729411.

It is a junction number, because it is equal to n+sod(n) for n = 11492731792 and 11492731801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 716753 + ... + 732611.

It is an arithmetic number, because the mean of its divisors is an integer number (632814000).

Almost surely, 2^11492731838 is an apocalyptic number.

11492731838 is a deficient number, since it is larger than the sum of its proper divisors (8757316162).

11492731838 is a wasteful number, since it uses less digits than its factorization.

11492731838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17304.

The product of its digits is 290304, while the sum is 47.

The spelling of 11492731838 in words is "eleven billion, four hundred ninety-two million, seven hundred thirty-one thousand, eight hundred thirty-eight".