2509056972 has 60 divisors (see below), whose sum is σ = 6617312856. Its totient is φ = 828938880.

The previous prime is 2509056967. The next prime is 2509057021. The reversal of 2509056972 is 2796509052.

2509056972 is a `hidden beast` number, since 2 + 509 + 0 + 56 + 97 + 2 = 666.

2509056972 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2347 + ... + 70877.

Almost surely, 2^2509056972 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 2509056972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3308656428).

2509056972 is an abundant number, since it is smaller than the sum of its proper divisors (4108255884).

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

2509056972 is a wasteful number, since it uses less digits than its factorization.

2509056972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68660 (or 68649 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 2509056972 is about 50090.4878395090. The cubic root of 2509056972 is about 1358.8457933590.

The spelling of 2509056972 in words is "two billion, five hundred nine million, fifty-six thousand, nine hundred seventy-two".