2750025564 has 108 divisors (see below), whose sum is σ = 8228781288. Its totient is φ = 769222080.

The previous prime is 2750025557. The next prime is 2750025571. The reversal of 2750025564 is 4655200572.

2750025564 is a `hidden beast` number, since 2 + 75 + 0 + 0 + 25 + 564 = 666.

It is an interprime number because it is at equal distance from previous prime (2750025557) and next prime (2750025571).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 32347 + ... + 80909.

Almost surely, 2^2750025564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2750025564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4114390644).

2750025564 is an abundant number, since it is smaller than the sum of its proper divisors (5478755724).

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

2750025564 is a wasteful number, since it uses less digits than its factorization.

2750025564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48608 (or 48592 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 2750025564 is about 52440.6861511174. The cubic root of 2750025564 is about 1401.0240066072.

The spelling of 2750025564 in words is "two billion, seven hundred fifty million, twenty-five thousand, five hundred sixty-four".