5520356261 has 16 divisors (see below), whose sum is σ = 6353271936. Its totient is φ = 4698609216.

The previous prime is 5520356251. The next prime is 5520356267. The reversal of 5520356261 is 1626530255.

It is not a de Polignac number, because 5520356261 - 2²² = 5516161957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5520356267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 764510 + ... + 771696.

It is an arithmetic number, because the mean of its divisors is an integer number (397079496).

Almost surely, 2^5520356261 is an apocalyptic number.

It is an amenable number.

5520356261 is a deficient number, since it is larger than the sum of its proper divisors (832915675).

5520356261 is a wasteful number, since it uses less digits than its factorization.

5520356261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7948.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 5520356261 is about 74299.1000012786. The cubic root of 5520356261 is about 1767.3492044388.

The spelling of 5520356261 in words is "five billion, five hundred twenty million, three hundred fifty-six thousand, two hundred sixty-one".