2605372992 has 112 divisors (see below), whose sum is σ = 7923580800. Its totient is φ = 838494720.

The previous prime is 2605372981. The next prime is 2605373027. The reversal of 2605372992 is 2992735062.

It is a happy number.

2605372992 is a `hidden beast` number, since 2 + 6 + 0 + 537 + 29 + 92 = 666.

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, 24117 + ... + 76107.

Almost surely, 2^2605372992 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 2605372992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3961790400).

2605372992 is an abundant number, since it is smaller than the sum of its proper divisors (5318207808).

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

2605372992 is a wasteful number, since it uses less digits than its factorization.

2605372992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52041 (or 52025 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 2605372992 is about 51042.8544656351. The cubic root of 2605372992 is about 1376.0154248316.

The spelling of 2605372992 in words is "two billion, six hundred five million, three hundred seventy-two thousand, nine hundred ninety-two".