20251035257359 has 2 divisors, whose sum is σ = 20251035257360. Its totient is φ = 20251035257358.

The previous prime is 20251035257353. The next prime is 20251035257413. The reversal of 20251035257359 is 95375253015202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20251035257359 - 2¹³ = 20251035249167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20251035257353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10125517628679 + 10125517628680.

It is an arithmetic number, because the mean of its divisors is an integer number (10125517628680).

Almost surely, 2^{20251035257359} is an apocalyptic number.

20251035257359 is a deficient number, since it is larger than the sum of its proper divisors (1).

20251035257359 is an equidigital number, since it uses as much as digits as its factorization.

20251035257359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2835000, while the sum is 49.

The spelling of 20251035257359 in words is "twenty trillion, two hundred fifty-one billion, thirty-five million, two hundred fifty-seven thousand, three hundred fifty-nine".