2506789188 has 48 divisors (see below), whose sum is σ = 6596103360. Its totient is φ = 823122432.

The previous prime is 2506789171. The next prime is 2506789193. The reversal of 2506789188 is 8819876052.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165981 + ... + 180452.

It is an arithmetic number, because the mean of its divisors is an integer number (137418820).

Almost surely, 2^2506789188 is an apocalyptic number.

It is an amenable number.

2506789188 is an abundant number, since it is smaller than the sum of its proper divisors (4089314172).

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

2506789188 is a wasteful number, since it uses less digits than its factorization.

2506789188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346513 (or 346505 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 54.

The square root of 2506789188 is about 50067.8458494072. The cubic root of 2506789188 is about 1358.4362772654.

The spelling of 2506789188 in words is "two billion, five hundred six million, seven hundred eighty-nine thousand, one hundred eighty-eight".