5151642520 has 64 divisors (see below), whose sum is σ = 12485088000. Its totient is φ = 1906789248.

The previous prime is 5151642499. The next prime is 5151642569. The reversal of 5151642520 is 252461515.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46140 + ... + 111499.

It is an arithmetic number, because the mean of its divisors is an integer number (195079500).

Almost surely, 2^5151642520 is an apocalyptic number.

It is an amenable number.

5151642520 is an abundant number, since it is smaller than the sum of its proper divisors (7333445480).

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

5151642520 is a wasteful number, since it uses less digits than its factorization.

5151642520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157712 (or 157708 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 5151642520 is about 71774.9435388144. The cubic root of 5151642520 is about 1727.0910741662.

The spelling of 5151642520 in words is "five billion, one hundred fifty-one million, six hundred forty-two thousand, five hundred twenty".