2565005374 has 8 divisors (see below), whose sum is σ = 3848158008. Its totient is φ = 1282286040.

The previous prime is 2565005371. The next prime is 2565005389. The reversal of 2565005374 is 4735005652.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565005371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93097 + ... + 117460.

It is an arithmetic number, because the mean of its divisors is an integer number (481019751).

Almost surely, 2^2565005374 is an apocalyptic number.

2565005374 is a deficient number, since it is larger than the sum of its proper divisors (1283152634).

2565005374 is a wasteful number, since it uses less digits than its factorization.

2565005374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216650.

The product of its (nonzero) digits is 126000, while the sum is 37.

The square root of 2565005374 is about 50645.8821030891. The cubic root of 2565005374 is about 1368.8717466013.

The spelling of 2565005374 in words is "two billion, five hundred sixty-five million, five thousand, three hundred seventy-four".