2645006250 has 48 divisors (see below), whose sum is σ = 6612139296. Its totient is φ = 705330000.

The previous prime is 2645006249. The next prime is 2645006257. The reversal of 2645006250 is 526005462.

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

It is not an unprimeable number, because it can be changed into a prime (2645006257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51784 + ... + 89283.

It is an arithmetic number, because the mean of its divisors is an integer number (137752902).

Almost surely, 2^2645006250 is an apocalyptic number.

2645006250 is an abundant number, since it is smaller than the sum of its proper divisors (3967133046).

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

2645006250 is an equidigital number, since it uses as much as digits as its factorization.

2645006250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141097 (or 141077 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2645006250 is about 51429.6242451760. The cubic root of 2645006250 is about 1382.9577132126.

The spelling of 2645006250 in words is "two billion, six hundred forty-five million, six thousand, two hundred fifty".