2645475000 has 192 divisors, whose sum is σ = 9449395200. Its totient is φ = 604560000.

The previous prime is 2645474971. The next prime is 2645475037. The reversal of 2645475000 is 5745462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 522481 + ... + 527519.

It is an arithmetic number, because the mean of its divisors is an integer number (49215600).

Almost surely, 2^2645475000 is an apocalyptic number.

2645475000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2645475000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4724697600).

2645475000 is an abundant number, since it is smaller than the sum of its proper divisors (6803920200).

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

2645475000 is an equidigital number, since it uses as much as digits as its factorization.

2645475000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5080 (or 5056 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 2645475000 is about 51434.1812416607. The cubic root of 2645475000 is about 1383.0394046563.

The spelling of 2645475000 in words is "two billion, six hundred forty-five million, four hundred seventy-five thousand".