2495665560399 has 16 divisors (see below), whose sum is σ = 3630150276480. Its totient is φ = 1512486548960.

The previous prime is 2495665560337. The next prime is 2495665560403. The reversal of 2495665560399 is 9930655665942.

It is a cyclic number.

It is not a de Polignac number, because 2495665560399 - 2¹² = 2495665556303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2495665560299) 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, 410512 + ... + 2271530.

It is an arithmetic number, because the mean of its divisors is an integer number (226884392280).

Almost surely, 2^{2495665560399} is an apocalyptic number.

2495665560399 is a deficient number, since it is larger than the sum of its proper divisors (1134484716081).

2495665560399 is a wasteful number, since it uses less digits than its factorization.

2495665560399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901670.

The product of its (nonzero) digits is 472392000, while the sum is 69.

The spelling of 2495665560399 in words is "two trillion, four hundred ninety-five billion, six hundred sixty-five million, five hundred sixty thousand, three hundred ninety-nine".