2564750567 has 8 divisors (see below), whose sum is σ = 2621246400. Its totient is φ = 2508335104.

The previous prime is 2564750501. The next prime is 2564750593. The reversal of 2564750567 is 7650574652.

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

It is not a de Polignac number, because 2564750567 - 2¹⁶ = 2564685031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564750467) 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, 46859 + ... + 85587.

It is an arithmetic number, because the mean of its divisors is an integer number (327655800).

Almost surely, 2^2564750567 is an apocalyptic number.

2564750567 is a deficient number, since it is larger than the sum of its proper divisors (56495833).

2564750567 is a wasteful number, since it uses less digits than its factorization.

2564750567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40185.

The product of its (nonzero) digits is 1764000, while the sum is 47.

The square root of 2564750567 is about 50643.3664659055. The cubic root of 2564750567 is about 1368.8264173066.

The spelling of 2564750567 in words is "two billion, five hundred sixty-four million, seven hundred fifty thousand, five hundred sixty-seven".