25672243740863 has 2 divisors, whose sum is σ = 25672243740864. Its totient is φ = 25672243740862.

The previous prime is 25672243740839. The next prime is 25672243740919. The reversal of 25672243740863 is 36804734227652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25672243740863 - 2¹² = 25672243736767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25672243740823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12836121870431 + 12836121870432.

It is an arithmetic number, because the mean of its divisors is an integer number (12836121870432).

Almost surely, 2^{25672243740863} is an apocalyptic number.

25672243740863 is a deficient number, since it is larger than the sum of its proper divisors (1).

25672243740863 is an equidigital number, since it uses as much as digits as its factorization.

25672243740863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81285120, while the sum is 59.

The spelling of 25672243740863 in words is "twenty-five trillion, six hundred seventy-two billion, two hundred forty-three million, seven hundred forty thousand, eight hundred sixty-three".