2505750330 has 32 divisors (see below), whose sum is σ = 6015570624. Its totient is φ = 668003456.

The previous prime is 2505750311. The next prime is 2505750347. The reversal of 2505750330 is 330575052.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111937 + ... + 132443.

It is an arithmetic number, because the mean of its divisors is an integer number (187986582).

Almost surely, 2^2505750330 is an apocalyptic number.

2505750330 is an abundant number, since it is smaller than the sum of its proper divisors (3509820294).

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

2505750330 is a wasteful number, since it uses less digits than its factorization.

2505750330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24590.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 2505750330 is about 50057.4702716787. The cubic root of 2505750330 is about 1358.2485979569.

The spelling of 2505750330 in words is "two billion, five hundred five million, seven hundred fifty thousand, three hundred thirty".