2564712733 has 12 divisors (see below), whose sum is σ = 2850751260. Its totient is φ = 2305350080.

The previous prime is 2564712719. The next prime is 2564712743. The reversal of 2564712733 is 3372174652.

It can be written as a sum of positive squares in 2 ways, for example, as 906431449 + 1658281284 = 30107^2 + 40722^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2564712733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564712743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108310 + ... + 129847.

It is an arithmetic number, because the mean of its divisors is an integer number (237562605).

Almost surely, 2^2564712733 is an apocalyptic number.

It is an amenable number.

2564712733 is a deficient number, since it is larger than the sum of its proper divisors (286038527).

2564712733 is a wasteful number, since it uses less digits than its factorization.

2564712733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238268 (or 238257 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 2564712733 is about 50642.9929309080. The cubic root of 2564712733 is about 1368.8196865113.

The spelling of 2564712733 in words is "two billion, five hundred sixty-four million, seven hundred twelve thousand, seven hundred thirty-three".