5105551136 has 48 divisors (see below), whose sum is σ = 11530330560. Its totient is φ = 2179933440.

The previous prime is 5105551057. The next prime is 5105551151. The reversal of 5105551136 is 6311555015.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17891 + ... + 102621.

It is an arithmetic number, because the mean of its divisors is an integer number (240215220).

Almost surely, 2^5105551136 is an apocalyptic number.

5105551136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5105551136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5765165280).

5105551136 is an abundant number, since it is smaller than the sum of its proper divisors (6424779424).

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

5105551136 is a wasteful number, since it uses less digits than its factorization.

5105551136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85017 (or 85009 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 32.

The square root of 5105551136 is about 71453.1394411750. The cubic root of 5105551136 is about 1721.9249154411.

The spelling of 5105551136 in words is "five billion, one hundred five million, five hundred fifty-one thousand, one hundred thirty-six".