2125260264361 has 8 divisors (see below), whose sum is σ = 2298238680584. Its totient is φ = 1953638542080.

The previous prime is 2125260264319. The next prime is 2125260264389. The reversal of 2125260264361 is 1634620625212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 31506250000 + 2093754014361 = 177500^2 + 1446981^2 .

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 2125260264361 - 2⁷ = 2125260264233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2125260264161) 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, 339170226 + ... + 339176491.

It is an arithmetic number, because the mean of its divisors is an integer number (287279835073).

Almost surely, 2^{2125260264361} is an apocalyptic number.

It is an amenable number.

2125260264361 is a deficient number, since it is larger than the sum of its proper divisors (172978416223).

2125260264361 is a wasteful number, since it uses less digits than its factorization.

2125260264361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678346971.

The product of its (nonzero) digits is 207360, while the sum is 40.

Adding to 2125260264361 its reverse (1634620625212), we get a palindrome (3759880889573).

The spelling of 2125260264361 in words is "two trillion, one hundred twenty-five billion, two hundred sixty million, two hundred sixty-four thousand, three hundred sixty-one".