5151501555 has 16 divisors (see below), whose sum is σ = 8247760800. Its totient is φ = 2745681408.

The previous prime is 5151501547. The next prime is 5151501557. The reversal of 5151501555 is 5551051515.

It is not a de Polignac number, because 5151501555 - 2³ = 5151501547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5151501557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87622 + ... + 134091.

It is an arithmetic number, because the mean of its divisors is an integer number (515485050).

Almost surely, 2^5151501555 is an apocalyptic number.

5151501555 is a deficient number, since it is larger than the sum of its proper divisors (3096259245).

5151501555 is a wasteful number, since it uses less digits than its factorization.

5151501555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223270.

The product of its (nonzero) digits is 15625, while the sum is 33.

The square root of 5151501555 is about 71773.9615389871. The cubic root of 5151501555 is about 1727.0753211571.

The spelling of 5151501555 in words is "five billion, one hundred fifty-one million, five hundred one thousand, five hundred fifty-five".