5151720100 has 36 divisors (see below), whose sum is σ = 11287791424. Its totient is φ = 2040677280.

The previous prime is 5151720071. The next prime is 5151720127. The reversal of 5151720100 is 10271515.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239784 + ... + 260383.

Almost surely, 2^5151720100 is an apocalyptic number.

5151720100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5151720100 is an abundant number, since it is smaller than the sum of its proper divisors (6136071324).

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

5151720100 is a wasteful number, since it uses less digits than its factorization.

5151720100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500284 (or 500277 counting only the distinct ones).

The product of its (nonzero) digits is 350, while the sum is 22.

The square root of 5151720100 is about 71775.4839760764. The cubic root of 5151720100 is about 1727.0997437023.

Adding to 5151720100 its reverse (10271515), we get a palindrome (5161991615).

It can be divided in two parts, 51517 and 20100, that added together give a palindrome (71617).

The spelling of 5151720100 in words is "five billion, one hundred fifty-one million, seven hundred twenty thousand, one hundred".