2516238648 has 128 divisors (see below), whose sum is σ = 8714304000. Its totient is φ = 653564160.

The previous prime is 2516238583. The next prime is 2516238649. The reversal of 2516238648 is 8468326152.

2516238648 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516238649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59013 + ... + 92276.

It is an arithmetic number, because the mean of its divisors is an integer number (68080500).

Almost surely, 2^2516238648 is an apocalyptic number.

2516238648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2516238648 is an abundant number, since it is smaller than the sum of its proper divisors (6198065352).

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

2516238648 is a wasteful number, since it uses less digits than its factorization.

2516238648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151322 (or 151312 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 2516238648 is about 50162.1236392559. The cubic root of 2516238648 is about 1360.1410335287.

The spelling of 2516238648 in words is "two billion, five hundred sixteen million, two hundred thirty-eight thousand, six hundred forty-eight".