20486222607 has 4 divisors (see below), whose sum is σ = 27314963480. Its totient is φ = 13657481736.

The previous prime is 20486222573. The next prime is 20486222629. The reversal of 20486222607 is 70622268402.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20486222607 - 2¹⁵ = 20486189839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20486223607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3414370432 + ... + 3414370437.

It is an arithmetic number, because the mean of its divisors is an integer number (6828740870).

Almost surely, 2^20486222607 is an apocalyptic number.

20486222607 is a deficient number, since it is larger than the sum of its proper divisors (6828740873).

20486222607 is an equidigital number, since it uses as much as digits as its factorization.

20486222607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828740872.

The product of its (nonzero) digits is 129024, while the sum is 39.

The spelling of 20486222607 in words is "twenty billion, four hundred eighty-six million, two hundred twenty-two thousand, six hundred seven".