2601252816 has 40 divisors (see below), whose sum is σ = 6721757280. Its totient is φ = 866845056.

The previous prime is 2601252809. The next prime is 2601252859. The reversal of 2601252816 is 6182521062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291915 + ... + 300693.

It is an arithmetic number, because the mean of its divisors is an integer number (168043932).

Almost surely, 2^2601252816 is an apocalyptic number.

It is an amenable number.

2601252816 is an abundant number, since it is smaller than the sum of its proper divisors (4120504464).

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

2601252816 is a wasteful number, since it uses less digits than its factorization.

2601252816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14963 (or 14957 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 2601252816 is about 51002.4785280088. The cubic root of 2601252816 is about 1375.2896916453.

Adding to 2601252816 its reverse (6182521062), we get a palindrome (8783773878).

The spelling of 2601252816 in words is "two billion, six hundred one million, two hundred fifty-two thousand, eight hundred sixteen".