2750569920 has 672 divisors, whose sum is σ = 11570817600. Its totient is φ = 613122048.

The previous prime is 2750569907. The next prime is 2750569933. The reversal of 2750569920 is 299650572.

2750569920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2750569907) and next prime (2750569933).

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 30905236 + ... + 30905324.

Almost surely, 2^2750569920 is an apocalyptic number.

2750569920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2750569920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5785408800).

2750569920 is an abundant number, since it is smaller than the sum of its proper divisors (8820247680).

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

2750569920 is a wasteful number, since it uses less digits than its factorization.

2750569920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 2750569920 is about 52445.8761009862. The cubic root of 2750569920 is about 1401.1164427792.

The spelling of 2750569920 in words is "two billion, seven hundred fifty million, five hundred sixty-nine thousand, nine hundred twenty".