20498627207 has 2 divisors, whose sum is σ = 20498627208. Its totient is φ = 20498627206.

The previous prime is 20498627173. The next prime is 20498627221. The reversal of 20498627207 is 70272689402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20498627207 - 2¹² = 20498623111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20498627507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10249313603 + 10249313604.

It is an arithmetic number, because the mean of its divisors is an integer number (10249313604).

Almost surely, 2^20498627207 is an apocalyptic number.

20498627207 is a deficient number, since it is larger than the sum of its proper divisors (1).

20498627207 is an equidigital number, since it uses as much as digits as its factorization.

20498627207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 20498627207 in words is "twenty billion, four hundred ninety-eight million, six hundred twenty-seven thousand, two hundred seven".