2540650026800 has 30 divisors (see below), whose sum is σ = 6103911690348. Its totient is φ = 1016260010560.

The previous prime is 2540650026781. The next prime is 2540650026823. The reversal of 2540650026800 is 86200560452.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3175812134 + ... + 3175812933.

Almost surely, 2^{2540650026800} is an apocalyptic number.

2540650026800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2540650026800 is an abundant number, since it is smaller than the sum of its proper divisors (3563261663548).

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

2540650026800 is a wasteful number, since it uses less digits than its factorization.

2540650026800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6351625085 (or 6351625074 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 2540650026800 in words is "two trillion, five hundred forty billion, six hundred fifty million, twenty-six thousand, eight hundred".