2540341515500 has 72 divisors (see below), whose sum is σ = 5732851374432. Its totient is φ = 983357820000.

The previous prime is 2540341515443. The next prime is 2540341515521. The reversal of 2540341515500 is 55151430452.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2162936 + ... + 3123935.

It is an arithmetic number, because the mean of its divisors is an integer number (79622935756).

Almost surely, 2^{2540341515500} is an apocalyptic number.

2540341515500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2540341515500 is an abundant number, since it is smaller than the sum of its proper divisors (3192509858932).

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

2540341515500 is a wasteful number, since it uses less digits than its factorization.

2540341515500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5286952 (or 5286909 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 2540341515500 its reverse (55151430452), we get a palindrome (2595492945952).

The spelling of 2540341515500 in words is "two trillion, five hundred forty billion, three hundred forty-one million, five hundred fifteen thousand, five hundred".