20251607059 has 2 divisors, whose sum is σ = 20251607060. Its totient is φ = 20251607058.

The previous prime is 20251607009. The next prime is 20251607063. The reversal of 20251607059 is 95070615202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20251607059 - 2⁹ = 20251606547 is a prime.

It is not a weakly prime, because it can be changed into another prime (20251607009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10125803529 + 10125803530.

It is an arithmetic number, because the mean of its divisors is an integer number (10125803530).

Almost surely, 2^20251607059 is an apocalyptic number.

20251607059 is a deficient number, since it is larger than the sum of its proper divisors (1).

20251607059 is an equidigital number, since it uses as much as digits as its factorization.

20251607059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 20251607059 in words is "twenty billion, two hundred fifty-one million, six hundred seven thousand, fifty-nine".