2521013448 has 64 divisors (see below), whose sum is σ = 6514421760. Its totient is φ = 812518976.

The previous prime is 2521013447. The next prime is 2521013459. The reversal of 2521013448 is 8443101252.

It is not an unprimeable number, because it can be changed into a prime (2521013447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80161 + ... + 107087.

It is an arithmetic number, because the mean of its divisors is an integer number (101787840).

Almost surely, 2^2521013448 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 2521013448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3257210880).

2521013448 is an abundant number, since it is smaller than the sum of its proper divisors (3993408312).

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

2521013448 is a wasteful number, since it uses less digits than its factorization.

2521013448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27066 (or 27062 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 2521013448 is about 50209.6947610718. The cubic root of 2521013448 is about 1361.0008218513. Note that the first 3 decimals are identical.

The spelling of 2521013448 in words is "two billion, five hundred twenty-one million, thirteen thousand, four hundred forty-eight".