20710525307 has 2 divisors, whose sum is σ = 20710525308. Its totient is φ = 20710525306.

The previous prime is 20710525279. The next prime is 20710525313. The reversal of 20710525307 is 70352501702.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20710525307 - 2⁸ = 20710525051 is a prime.

It is not a weakly prime, because it can be changed into another prime (20710525357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10355262653 + 10355262654.

It is an arithmetic number, because the mean of its divisors is an integer number (10355262654).

Almost surely, 2^20710525307 is an apocalyptic number.

20710525307 is a deficient number, since it is larger than the sum of its proper divisors (1).

20710525307 is an equidigital number, since it uses as much as digits as its factorization.

20710525307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14700, while the sum is 32.

The spelling of 20710525307 in words is "twenty billion, seven hundred ten million, five hundred twenty-five thousand, three hundred seven".