248626476315361 has 4 divisors (see below), whose sum is σ = 248626572264724. Its totient is φ = 248626380366000.

The previous prime is 248626476315353. The next prime is 248626476315509. The reversal of 248626476315361 is 163513674626842.

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 139653755315361 + 108972721000000 = 11817519^2 + 10439000^2 .

It is a cyclic number.

It is not a de Polignac number, because 248626476315361 - 2³ = 248626476315353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 248626476315293 and 248626476315302.

It is not an unprimeable number, because it can be changed into a prime (248626476325361) 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, 43976790 + ... + 49307311.

It is an arithmetic number, because the mean of its divisors is an integer number (62156643066181).

It is a Poulet number, since it divides 2^{248626476315360}-1.

Almost surely, 2^{248626476315361} is an apocalyptic number.

248626476315361 is the 7051617-th centered decagonal number.

It is an amenable number.

248626476315361 is a deficient number, since it is larger than the sum of its proper divisors (95949363).

248626476315361 is an equidigital number, since it uses as much as digits as its factorization.

248626476315361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95949362.

The product of its digits is 209018880, while the sum is 64.

The spelling of 248626476315361 in words is "two hundred forty-eight trillion, six hundred twenty-six billion, four hundred seventy-six million, three hundred fifteen thousand, three hundred sixty-one".