5255514551 has 24 divisors (see below), whose sum is σ = 6450680880. Its totient is φ = 4257453312.

The previous prime is 5255514533. The next prime is 5255514577. The reversal of 5255514551 is 1554155525.

It is a de Polignac number, because none of the positive numbers 2^k-5255514551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255514851) 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, 396605 + ... + 409641.

It is an arithmetic number, because the mean of its divisors is an integer number (268778370).

Almost surely, 2^5255514551 is an apocalyptic number.

5255514551 is a deficient number, since it is larger than the sum of its proper divisors (1195166329).

5255514551 is a wasteful number, since it uses less digits than its factorization.

5255514551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13503 (or 13496 counting only the distinct ones).

The product of its digits is 125000, while the sum is 38.

The square root of 5255514551 is about 72494.9277604992. The cubic root of 5255514551 is about 1738.6216404932.

The spelling of 5255514551 in words is "five billion, two hundred fifty-five million, five hundred fourteen thousand, five hundred fifty-one".