25543314063923 has 2 divisors, whose sum is σ = 25543314063924. Its totient is φ = 25543314063922.

The previous prime is 25543314063857. The next prime is 25543314063983. The reversal of 25543314063923 is 32936041334552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25543314063923 - 2¹⁴ = 25543314047539 is a prime.

It is not a weakly prime, because it can be changed into another prime (25543314063983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12771657031961 + 12771657031962.

It is an arithmetic number, because the mean of its divisors is an integer number (12771657031962).

Almost surely, 2^{25543314063923} is an apocalyptic number.

25543314063923 is a deficient number, since it is larger than the sum of its proper divisors (1).

25543314063923 is an equidigital number, since it uses as much as digits as its factorization.

25543314063923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6998400, while the sum is 50.

The spelling of 25543314063923 in words is "twenty-five trillion, five hundred forty-three billion, three hundred fourteen million, sixty-three thousand, nine hundred twenty-three".