20251622672423 has 2 divisors, whose sum is σ = 20251622672424. Its totient is φ = 20251622672422.

The previous prime is 20251622672401. The next prime is 20251622672503. The reversal of 20251622672423 is 32427622615202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20251622672423 - 2⁸ = 20251622672167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20251622602423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10125811336211 + 10125811336212.

It is an arithmetic number, because the mean of its divisors is an integer number (10125811336212).

Almost surely, 2^{20251622672423} is an apocalyptic number.

20251622672423 is a deficient number, since it is larger than the sum of its proper divisors (1).

20251622672423 is an equidigital number, since it uses as much as digits as its factorization.

20251622672423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 20251622672423 in words is "twenty trillion, two hundred fifty-one billion, six hundred twenty-two million, six hundred seventy-two thousand, four hundred twenty-three".