5253878817 has 24 divisors (see below), whose sum is σ = 8435052288. Its totient is φ = 3124087200.

The previous prime is 5253878813. The next prime is 5253878837. The reversal of 5253878817 is 7188783525.

5253878817 is a `hidden beast` number, since 525 + 38 + 7 + 8 + 81 + 7 = 666.

It is not a de Polignac number, because 5253878817 - 2² = 5253878813 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5253878813) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 495409 + ... + 505902.

It is an arithmetic number, because the mean of its divisors is an integer number (351460512).

Almost surely, 2^5253878817 is an apocalyptic number.

It is an amenable number.

5253878817 is a deficient number, since it is larger than the sum of its proper divisors (3181173471).

5253878817 is a wasteful number, since it uses less digits than its factorization.

5253878817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001381 (or 1001378 counting only the distinct ones).

The product of its digits is 3763200, while the sum is 54.

The square root of 5253878817 is about 72483.6451691000. The cubic root of 5253878817 is about 1738.4412447328.

The spelling of 5253878817 in words is "five billion, two hundred fifty-three million, eight hundred seventy-eight thousand, eight hundred seventeen".