5511111011050 has 96 divisors (see below), whose sum is σ = 11464319522304. Its totient is φ = 1961148672000.

The previous prime is 5511111011011. The next prime is 5511111011051. The reversal of 5511111011050 is 501101111155.

It is a happy number.

It is a super-2 number, since 2×5511111011050² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5511111011051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1298931 + ... + 3565030.

It is an arithmetic number, because the mean of its divisors is an integer number (119419995024).

Almost surely, 2^{5511111011050} is an apocalyptic number.

5511111011050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5511111011050 is an abundant number, since it is smaller than the sum of its proper divisors (5953208511254).

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

5511111011050 is a wasteful number, since it uses less digits than its factorization.

5511111011050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864064 (or 4864059 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 22.

The spelling of 5511111011050 in words is "five trillion, five hundred eleven billion, one hundred eleven million, eleven thousand, fifty".