5261481172 has 12 divisors (see below), whose sum is σ = 9237011476. Its totient is φ = 2622335040.

The previous prime is 5261481151. The next prime is 5261481179. The reversal of 5261481172 is 2711841625.

It can be written as a sum of positive squares in 2 ways, for example, as 130051216 + 5131429956 = 11404^2 + 71634^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5261481179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2099979 + ... + 2102482.

Almost surely, 2^5261481172 is an apocalyptic number.

It is an amenable number.

5261481172 is a deficient number, since it is larger than the sum of its proper divisors (3975530304).

5261481172 is a wasteful number, since it uses less digits than its factorization.

5261481172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4202778 (or 4202776 counting only the distinct ones).

The product of its digits is 26880, while the sum is 37.

The square root of 5261481172 is about 72536.0680765094. The cubic root of 5261481172 is about 1739.2793479348.

The spelling of 5261481172 in words is "five billion, two hundred sixty-one million, four hundred eighty-one thousand, one hundred seventy-two".