11111755750150 has 144 divisors (see below), whose sum is σ = 22894484659200. Its totient is φ = 4009206801600.

The previous prime is 11111755750091. The next prime is 11111755750153. The reversal of 11111755750150 is 5105755711111.

It is a super-2 number, since 2×11111755750150² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111755750153) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2104895211 + ... + 2104900489.

It is an arithmetic number, because the mean of its divisors is an integer number (158989476800).

Almost surely, 2^{11111755750150} is an apocalyptic number.

11111755750150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111755750150 is an abundant number, since it is smaller than the sum of its proper divisors (11782728909050).

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

11111755750150 is a wasteful number, since it uses less digits than its factorization.

11111755750150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7955 (or 7939 counting only the distinct ones).

The product of its (nonzero) digits is 30625, while the sum is 40.

The spelling of 11111755750150 in words is "eleven trillion, one hundred eleven billion, seven hundred fifty-five million, seven hundred fifty thousand, one hundred fifty".