5278255525 has 12 divisors (see below), whose sum is σ = 6548366592. Its totient is φ = 4220456240.

The previous prime is 5278255513. The next prime is 5278255561. The reversal of 5278255525 is 5255528725.

It is a de Polignac number, because none of the positive numbers 2^k-5278255525 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2629 + ... + 102778.

It is an arithmetic number, because the mean of its divisors is an integer number (545697216).

Almost surely, 2^5278255525 is an apocalyptic number.

It is an amenable number.

5278255525 is a deficient number, since it is larger than the sum of its proper divisors (1270111067).

5278255525 is a wasteful number, since it uses less digits than its factorization.

5278255525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107420 (or 107415 counting only the distinct ones).

The product of its digits is 1400000, while the sum is 46.

The square root of 5278255525 is about 72651.6037331593. The cubic root of 5278255525 is about 1741.1257440733.

The spelling of 5278255525 in words is "five billion, two hundred seventy-eight million, two hundred fifty-five thousand, five hundred twenty-five".