5254021515 has 32 divisors (see below), whose sum is σ = 8763604992. Its totient is φ = 2684880000.

The previous prime is 5254021511. The next prime is 5254021541. The reversal of 5254021515 is 5151204525.

It is not a de Polignac number, because 5254021515 - 2² = 5254021511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5254021511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8971 + ... + 102900.

It is an arithmetic number, because the mean of its divisors is an integer number (273862656).

Almost surely, 2^5254021515 is an apocalyptic number.

5254021515 is a deficient number, since it is larger than the sum of its proper divisors (3509583477).

5254021515 is a wasteful number, since it uses less digits than its factorization.

5254021515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112011.

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 5254021515 is about 72484.6295086069. The cubic root of 5254021515 is about 1738.4569835709.

The spelling of 5254021515 in words is "five billion, two hundred fifty-four million, twenty-one thousand, five hundred fifteen".