11155655150 has 24 divisors (see below), whose sum is σ = 21255608304. Its totient is φ = 4353425600.

The previous prime is 11155655149. The next prime is 11155655179. The reversal of 11155655150 is 5155655111.

It is a self number, because there is not a number n which added to its sum of digits gives 11155655150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2718842 + ... + 2722941.

It is an arithmetic number, because the mean of its divisors is an integer number (885650346).

Almost surely, 2^11155655150 is an apocalyptic number.

11155655150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11155655150 is a deficient number, since it is larger than the sum of its proper divisors (10099953154).

11155655150 is a wasteful number, since it uses less digits than its factorization.

11155655150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5441836 (or 5441831 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 35.

The spelling of 11155655150 in words is "eleven billion, one hundred fifty-five million, six hundred fifty-five thousand, one hundred fifty".