2576304626640 has 80 divisors (see below), whose sum is σ = 7988205918528. Its totient is φ = 686871635968.

The previous prime is 2576304626633. The next prime is 2576304626641. The reversal of 2576304626640 is 466264036752.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2576304626641) 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, 41839 + ... + 2270321.

Almost surely, 2^{2576304626640} is an apocalyptic number.

2576304626640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2576304626640 is an abundant number, since it is smaller than the sum of its proper divisors (5411901291888).

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

2576304626640 is a wasteful number, since it uses less digits than its factorization.

2576304626640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233316 (or 2233310 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 51.

The spelling of 2576304626640 in words is "two trillion, five hundred seventy-six billion, three hundred four million, six hundred twenty-six thousand, six hundred forty".