11838051434 has 16 divisors (see below), whose sum is σ = 19427194656. Its totient is φ = 5365422000.

The previous prime is 11838051397. The next prime is 11838051443. The reversal of 11838051434 is 43415083811.

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, 767717 + ... + 782984.

It is an arithmetic number, because the mean of its divisors is an integer number (1214199666).

Almost surely, 2^11838051434 is an apocalyptic number.

11838051434 is a deficient number, since it is larger than the sum of its proper divisors (7589143222).

11838051434 is a wasteful number, since it uses less digits than its factorization.

11838051434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551061.

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 11838051434 in words is "eleven billion, eight hundred thirty-eight million, fifty-one thousand, four hundred thirty-four".