2315896549543 has 2 divisors, whose sum is σ = 2315896549544. Its totient is φ = 2315896549542.

The previous prime is 2315896549523. The next prime is 2315896549553. The reversal of 2315896549543 is 3459456985132.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2315896549543 - 2²⁹ = 2315359678631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2315896549523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1157948274771 + 1157948274772.

It is an arithmetic number, because the mean of its divisors is an integer number (1157948274772).

Almost surely, 2^{2315896549543} is an apocalyptic number.

2315896549543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2315896549543 is an equidigital number, since it uses as much as digits as its factorization.

2315896549543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968000, while the sum is 64.

The spelling of 2315896549543 in words is "two trillion, three hundred fifteen billion, eight hundred ninety-six million, five hundred forty-nine thousand, five hundred forty-three".