2505051361 has 8 divisors (see below), whose sum is σ = 2537048384. Its totient is φ = 2473202160.

The previous prime is 2505051359. The next prime is 2505051391. The reversal of 2505051361 is 1631505052.

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 2505051361 - 2¹ = 2505051359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2505051331) 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, 2646 + ... + 70831.

It is an arithmetic number, because the mean of its divisors is an integer number (317131048).

Almost surely, 2^2505051361 is an apocalyptic number.

It is an amenable number.

2505051361 is a deficient number, since it is larger than the sum of its proper divisors (31997023).

2505051361 is a wasteful number, since it uses less digits than its factorization.

2505051361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73911.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 2505051361 is about 50050.4881194979. The cubic root of 2505051361 is about 1358.1222935467.

The spelling of 2505051361 in words is "two billion, five hundred five million, fifty-one thousand, three hundred sixty-one".