2567756145 has 16 divisors (see below), whose sum is σ = 4109526720. Its totient is φ = 1369097664.

The previous prime is 2567756141. The next prime is 2567756153. The reversal of 2567756145 is 5416577652.

It is not a de Polignac number, because 2567756145 - 2² = 2567756141 is a prime.

It is a super-2 number, since 2×2567756145² = 13186743240370522050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2567756094 and 2567756103.

It is not an unprimeable number, because it can be changed into a prime (2567756141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39151 + ... + 81659.

It is an arithmetic number, because the mean of its divisors is an integer number (256845420).

Almost surely, 2^2567756145 is an apocalyptic number.

It is an amenable number.

2567756145 is a deficient number, since it is larger than the sum of its proper divisors (1541770575).

2567756145 is a wasteful number, since it uses less digits than its factorization.

2567756145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46544.

The product of its digits is 1764000, while the sum is 48.

The square root of 2567756145 is about 50673.0317328656. The cubic root of 2567756145 is about 1369.3609083383.

The spelling of 2567756145 in words is "two billion, five hundred sixty-seven million, seven hundred fifty-six thousand, one hundred forty-five".