2752261166257 has 8 divisors (see below), whose sum is σ = 2794867711272. Its totient is φ = 2709955728000.

The previous prime is 2752261166231. The next prime is 2752261166267. The reversal of 2752261166257 is 7526611622572.

It can be written as a sum of positive squares in 4 ways, for example, as 480853486096 + 2271407680161 = 693436^2 + 1507119^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2752261166257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2752261166267) 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, 75258268 + ... + 75294829.

It is an arithmetic number, because the mean of its divisors is an integer number (349358463909).

Almost surely, 2^{2752261166257} is an apocalyptic number.

It is an amenable number.

2752261166257 is a deficient number, since it is larger than the sum of its proper divisors (42606545015).

2752261166257 is a wasteful number, since it uses less digits than its factorization.

2752261166257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150553379.

The product of its digits is 4233600, while the sum is 52.

The spelling of 2752261166257 in words is "two trillion, seven hundred fifty-two billion, two hundred sixty-one million, one hundred sixty-six thousand, two hundred fifty-seven".