2564733750 has 60 divisors (see below), whose sum is σ = 6417542604. Its totient is φ = 683102000.

The previous prime is 2564733733. The next prime is 2564733751. The reversal of 2564733750 is 573374652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564733751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 3100837 + ... + 3101663.

Almost surely, 2^2564733750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2564733750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3208771302).

2564733750 is an abundant number, since it is smaller than the sum of its proper divisors (3852808854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2564733750 is an frugal number, since it uses more digits than its factorization.

2564733750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679 (or 837 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 42.

The square root of 2564733750 is about 50643.2004320422. The cubic root of 2564733750 is about 1368.8234255142.

The spelling of 2564733750 in words is "two billion, five hundred sixty-four million, seven hundred thirty-three thousand, seven hundred fifty".