11886049955 has 8 divisors (see below), whose sum is σ = 15360433872. Its totient is φ = 8777390688.

The previous prime is 11886049951. The next prime is 11886049961. The reversal of 11886049955 is 55994068811.

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 11886049955 - 2² = 11886049951 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11886049955.

It is not an unprimeable number, because it can be changed into a prime (11886049951) 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, 91431089 + ... + 91431218.

It is an arithmetic number, because the mean of its divisors is an integer number (1920054234).

Almost surely, 2^11886049955 is an apocalyptic number.

11886049955 is a deficient number, since it is larger than the sum of its proper divisors (3474383917).

11886049955 is a wasteful number, since it uses less digits than its factorization.

11886049955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182862325.

The product of its (nonzero) digits is 3110400, while the sum is 56.

The spelling of 11886049955 in words is "eleven billion, eight hundred eighty-six million, forty-nine thousand, nine hundred fifty-five".