25432937953939 has 2 divisors, whose sum is σ = 25432937953940. Its totient is φ = 25432937953938.

The previous prime is 25432937953901. The next prime is 25432937953987. The reversal of 25432937953939 is 93935973923452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25432937953939 - 2⁴³ = 16636844931731 is a prime.

It is not a weakly prime, because it can be changed into another prime (25432937953999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12716468976969 + 12716468976970.

It is an arithmetic number, because the mean of its divisors is an integer number (12716468976970).

Almost surely, 2^{25432937953939} is an apocalyptic number.

25432937953939 is a deficient number, since it is larger than the sum of its proper divisors (1).

25432937953939 is an equidigital number, since it uses as much as digits as its factorization.

25432937953939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1488034800, while the sum is 73.

The spelling of 25432937953939 in words is "twenty-five trillion, four hundred thirty-two billion, nine hundred thirty-seven million, nine hundred fifty-three thousand, nine hundred thirty-nine".