2540355325555 has 16 divisors (see below), whose sum is σ = 3070571159520. Its totient is φ = 2017574477568.

The previous prime is 2540355325513. The next prime is 2540355325559. The reversal of 2540355325555 is 5555235530452.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2540355325555 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2540355325499 and 2540355325508.

It is not an unprimeable number, because it can be changed into a prime (2540355325559) 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, 2956362 + ... + 3717631.

It is an arithmetic number, because the mean of its divisors is an integer number (191910697470).

Almost surely, 2^{2540355325555} is an apocalyptic number.

2540355325555 is a deficient number, since it is larger than the sum of its proper divisors (530215833965).

2540355325555 is a wasteful number, since it uses less digits than its factorization.

2540355325555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6674550.

The product of its (nonzero) digits is 11250000, while the sum is 49.

The spelling of 2540355325555 in words is "two trillion, five hundred forty billion, three hundred fifty-five million, three hundred twenty-five thousand, five hundred fifty-five".