2645383488 has 112 divisors (see below), whose sum is σ = 7779934656. Its totient is φ = 786472960.

The previous prime is 2645383469. The next prime is 2645383519. The reversal of 2645383488 is 8843835462.

It is a super-2 number, since 2×2645383488² = 13996107597166092288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2645383488.

It is a congruent number.

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, 100120 + ... + 123752.

Almost surely, 2^2645383488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2645383488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3889967328).

2645383488 is an abundant number, since it is smaller than the sum of its proper divisors (5134551168).

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

2645383488 is a wasteful number, since it uses less digits than its factorization.

2645383488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23712 (or 23702 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 51.

The square root of 2645383488 is about 51433.2916310049. The cubic root of 2645383488 is about 1383.0234571533.

The spelling of 2645383488 in words is "two billion, six hundred forty-five million, three hundred eighty-three thousand, four hundred eighty-eight".