5281956557 has 8 divisors (see below), whose sum is σ = 5591166240. Its totient is φ = 4981218480.

The previous prime is 5281956551. The next prime is 5281956599. The reversal of 5281956557 is 7556591825.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5281956557 - 2⁴ = 5281956541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5281956499 and 5281956508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5281956551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2116619 + ... + 2119112.

It is an arithmetic number, because the mean of its divisors is an integer number (698895780).

Almost surely, 2^5281956557 is an apocalyptic number.

It is an amenable number.

5281956557 is a deficient number, since it is larger than the sum of its proper divisors (309209683).

5281956557 is a wasteful number, since it uses less digits than its factorization.

5281956557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235803.

The product of its digits is 3780000, while the sum is 53.

The square root of 5281956557 is about 72677.0703661065. The cubic root of 5281956557 is about 1741.5325992369.

The spelling of 5281956557 in words is "five billion, two hundred eighty-one million, nine hundred fifty-six thousand, five hundred fifty-seven".