2522331648 has 120 divisors (see below), whose sum is σ = 7307428128. Its totient is φ = 837568512.

The previous prime is 2522331631. The next prime is 2522331649. The reversal of 2522331648 is 8461332252.

2522331648 is a `hidden beast` number, since 2 + 5 + 2 + 2 + 3 + 3 + 1 + 648 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2522331649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1413765 + ... + 1415547.

Almost surely, 2^2522331648 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 2522331648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3653714064).

2522331648 is an abundant number, since it is smaller than the sum of its proper divisors (4785096480).

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

2522331648 is a wasteful number, since it uses less digits than its factorization.

2522331648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114 (or 2095 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 2522331648 is about 50222.8199925094. The cubic root of 2522331648 is about 1361.2379961350.

The spelling of 2522331648 in words is "two billion, five hundred twenty-two million, three hundred thirty-one thousand, six hundred forty-eight".