5255391415 has 16 divisors (see below), whose sum is σ = 6468571296. Its totient is φ = 4096713600.

The previous prime is 5255391409. The next prime is 5255391419. The reversal of 5255391415 is 5141935525.

It is not a de Polignac number, because 5255391415 - 2²³ = 5247002807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255391419) 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, 61485 + ... + 119545.

It is an arithmetic number, because the mean of its divisors is an integer number (404285706).

Almost surely, 2^5255391415 is an apocalyptic number.

5255391415 is a deficient number, since it is larger than the sum of its proper divisors (1213179881).

5255391415 is a wasteful number, since it uses less digits than its factorization.

5255391415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58530.

The product of its digits is 135000, while the sum is 40.

The square root of 5255391415 is about 72494.0784823147. The cubic root of 5255391415 is about 1738.6080618300.

The spelling of 5255391415 in words is "five billion, two hundred fifty-five million, three hundred ninety-one thousand, four hundred fifteen".