5151061650 has 96 divisors (see below), whose sum is σ = 14955792768. Its totient is φ = 1148659200.

The previous prime is 5151061627. The next prime is 5151061667. The reversal of 5151061650 is 561601515.

It is a super-2 number, since 2×5151061650² = 53066872244201445000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16777 + ... + 102876.

It is an arithmetic number, because the mean of its divisors is an integer number (155789508).

Almost surely, 2^5151061650 is an apocalyptic number.

5151061650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5151061650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7477896384).

5151061650 is an abundant number, since it is smaller than the sum of its proper divisors (9804731118).

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

5151061650 is a wasteful number, since it uses less digits than its factorization.

5151061650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119716 (or 119711 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 5151061650 is about 71770.8969569142. The cubic root of 5151061650 is about 1727.0261593941.

The spelling of 5151061650 in words is "five billion, one hundred fifty-one million, sixty-one thousand, six hundred fifty".