2750403568 has 60 divisors (see below), whose sum is σ = 5886027784. Its totient is φ = 1244073600.

The previous prime is 2750403559. The next prime is 2750403569. The reversal of 2750403568 is 8653040572.

It is a self number, because there is not a number n which added to its sum of digits gives 2750403568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2750403569) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 405130 + ... + 411862.

Almost surely, 2^2750403568 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 2750403568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2943013892).

2750403568 is an abundant number, since it is smaller than the sum of its proper divisors (3135624216).

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

2750403568 is a wasteful number, since it uses less digits than its factorization.

2750403568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6974 (or 6957 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 2750403568 is about 52444.2901372495. The cubic root of 2750403568 is about 1401.0881961214.

The spelling of 2750403568 in words is "two billion, seven hundred fifty million, four hundred three thousand, five hundred sixty-eight".