2576985797248 has 64 divisors (see below), whose sum is σ = 5278043209320. Its totient is φ = 1252527390720.

The previous prime is 2576985797219. The next prime is 2576985797251. The reversal of 2576985797248 is 8427975896752.

It can be written as a sum of positive squares in 4 ways, for example, as 1230661859904 + 1346323937344 = 1109352^2 + 1160312^2 .

It is a tau number, because it is divible by the number of its divisors (64).

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, 567340 + ... + 2340052.

Almost surely, 2^{2576985797248} 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 2576985797248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2639021604660).

2576985797248 is an abundant number, since it is smaller than the sum of its proper divisors (2701057412072).

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

2576985797248 is a wasteful number, since it uses less digits than its factorization.

2576985797248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773045 (or 1773033 counting only the distinct ones).

The product of its digits is 4267468800, while the sum is 79.

The spelling of 2576985797248 in words is "two trillion, five hundred seventy-six billion, nine hundred eighty-five million, seven hundred ninety-seven thousand, two hundred forty-eight".