2552785530 has 16 divisors (see below), whose sum is σ = 6126685344. Its totient is φ = 680742800.

The previous prime is 2552785519. The next prime is 2552785537. The reversal of 2552785530 is 355872552.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2552785537) 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, 42546396 + ... + 42546455.

It is an arithmetic number, because the mean of its divisors is an integer number (382917834).

Almost surely, 2^2552785530 is an apocalyptic number.

2552785530 is an abundant number, since it is smaller than the sum of its proper divisors (3573899814).

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

2552785530 is a wasteful number, since it uses less digits than its factorization.

2552785530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85092861.

The product of its (nonzero) digits is 420000, while the sum is 42.

The square root of 2552785530 is about 50525.0980206867. The cubic root of 2552785530 is about 1366.6944888909.

The spelling of 2552785530 in words is "two billion, five hundred fifty-two million, seven hundred eighty-five thousand, five hundred thirty".