5112642816 has 108 divisors (see below), whose sum is σ = 15516985120. Its totient is φ = 1614504960.

The previous prime is 5112642803. The next prime is 5112642823. The reversal of 5112642816 is 6182462115.

It is a happy number.

5112642816 is a `hidden beast` number, since 5 + 1 + 1 + 2 + 642 + 8 + 1 + 6 = 666.

It is a super-2 number, since 2×5112642816² = 52278233127992819712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 14620 + ... + 102171.

Almost surely, 2^5112642816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5112642816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7758492560).

5112642816 is an abundant number, since it is smaller than the sum of its proper divisors (10404342304).

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

5112642816 is a wasteful number, since it uses less digits than its factorization.

5112642816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116832 (or 116815 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 5112642816 is about 71502.7469122690. The cubic root of 5112642816 is about 1722.7218056371.

The spelling of 5112642816 in words is "five billion, one hundred twelve million, six hundred forty-two thousand, eight hundred sixteen".