11838337758 has 40 divisors (see below), whose sum is σ = 28567162008. Its totient is φ = 3642564816.

The previous prime is 11838337741. The next prime is 11838337799. The reversal of 11838337758 is 85773383811.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2808516 + ... + 2812727.

Almost surely, 2^11838337758 is an apocalyptic number.

11838337758 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11838337758 is an abundant number, since it is smaller than the sum of its proper divisors (16728824250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11838337758 is a wasteful number, since it uses less digits than its factorization.

11838337758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5621270 (or 5621261 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The spelling of 11838337758 in words is "eleven billion, eight hundred thirty-eight million, three hundred thirty-seven thousand, seven hundred fifty-eight".