11101505549979 has 32 divisors (see below), whose sum is σ = 15953009264640. Its totient is φ = 6826389274368.

The previous prime is 11101505549977. The next prime is 11101505549987. The reversal of 11101505549979 is 97994550510111.

11101505549979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11101505549979 - 2¹ = 11101505549977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11101505549971) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 363503692 + ... + 363534230.

It is an arithmetic number, because the mean of its divisors is an integer number (498531539520).

Almost surely, 2^{11101505549979} is an apocalyptic number.

11101505549979 is a deficient number, since it is larger than the sum of its proper divisors (4851503714661).

11101505549979 is a wasteful number, since it uses less digits than its factorization.

11101505549979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37491.

The product of its (nonzero) digits is 2551500, while the sum is 57.

The spelling of 11101505549979 in words is "eleven trillion, one hundred one billion, five hundred five million, five hundred forty-nine thousand, nine hundred seventy-nine".