5305025303261 has 4 divisors (see below), whose sum is σ = 5487957210300. Its totient is φ = 5122093396224.

The previous prime is 5305025303233. The next prime is 5305025303323. The reversal of 5305025303261 is 1623035205035.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4275358477636 + 1029666825625 = 2067694^2 + 1014725^2 .

It is a cyclic number.

It is not a de Polignac number, because 5305025303261 - 2³⁴ = 5287845434077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5305025303161) 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, 91465953476 + ... + 91465953533.

It is an arithmetic number, because the mean of its divisors is an integer number (1371989302575).

Almost surely, 2^{5305025303261} is an apocalyptic number.

It is an amenable number.

5305025303261 is a deficient number, since it is larger than the sum of its proper divisors (182931907039).

5305025303261 is a wasteful number, since it uses less digits than its factorization.

5305025303261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182931907038.

The product of its (nonzero) digits is 81000, while the sum is 35.

The spelling of 5305025303261 in words is "five trillion, three hundred five billion, twenty-five million, three hundred three thousand, two hundred sixty-one".