5011166511550 has 48 divisors (see below), whose sum is σ = 9726386623200. Its totient is φ = 1917243722240.

The previous prime is 5011166511529. The next prime is 5011166511553. The reversal of 5011166511550 is 551156611105.

It is a super-2 number, since 2×5011166511550² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5011166511553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38290626 + ... + 38421274.

It is an arithmetic number, because the mean of its divisors is an integer number (202633054650).

Almost surely, 2^{5011166511550} is an apocalyptic number.

5011166511550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5011166511550 is a deficient number, since it is larger than the sum of its proper divisors (4715220111650).

5011166511550 is a wasteful number, since it uses less digits than its factorization.

5011166511550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164037 (or 164032 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 5011166511550 in words is "five trillion, eleven billion, one hundred sixty-six million, five hundred eleven thousand, five hundred fifty".