11138042954879 has 8 divisors (see below), whose sum is σ = 11320614959472. Its totient is φ = 10956622824640.

The previous prime is 11138042954827. The next prime is 11138042954903. The reversal of 11138042954879 is 97845924083111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11138042954879 - 2⁴⁰ = 10038531327103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11138042954179) 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, 287949092 + ... + 287987769.

It is an arithmetic number, because the mean of its divisors is an integer number (1415076869934).

Almost surely, 2^{11138042954879} is an apocalyptic number.

11138042954879 is a deficient number, since it is larger than the sum of its proper divisors (182572004593).

11138042954879 is an equidigital number, since it uses as much as digits as its factorization.

11138042954879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575937177.

The product of its (nonzero) digits is 17418240, while the sum is 62.

The spelling of 11138042954879 in words is "eleven trillion, one hundred thirty-eight billion, forty-two million, nine hundred fifty-four thousand, eight hundred seventy-nine".