2505750788 has 12 divisors (see below), whose sum is σ = 4390831452. Its totient is φ = 1251227520.

The previous prime is 2505750781. The next prime is 2505750803. The reversal of 2505750788 is 8870575052.

It can be written as a sum of positive squares in 2 ways, for example, as 37847104 + 2467903684 = 6152^2 + 49678^2 .

It is not an unprimeable number, because it can be changed into a prime (2505750781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408545 + ... + 414632.

It is an arithmetic number, because the mean of its divisors is an integer number (365902621).

Almost surely, 2^2505750788 is an apocalyptic number.

It is an amenable number.

2505750788 is a deficient number, since it is larger than the sum of its proper divisors (1885080664).

2505750788 is a wasteful number, since it uses less digits than its factorization.

2505750788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823942 (or 823940 counting only the distinct ones).

The product of its (nonzero) digits is 784000, while the sum is 47.

The square root of 2505750788 is about 50057.4748464203. The cubic root of 2505750788 is about 1358.2486807102.

The spelling of 2505750788 in words is "two billion, five hundred five million, seven hundred fifty thousand, seven hundred eighty-eight".