20314470499 has 2 divisors, whose sum is σ = 20314470500. Its totient is φ = 20314470498.

The previous prime is 20314470493. The next prime is 20314470523. The reversal of 20314470499 is 99407441302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20314470499 - 2²³ = 20306081891 is a prime.

It is not a weakly prime, because it can be changed into another prime (20314470493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10157235249 + 10157235250.

It is an arithmetic number, because the mean of its divisors is an integer number (10157235250).

Almost surely, 2^20314470499 is an apocalyptic number.

20314470499 is a deficient number, since it is larger than the sum of its proper divisors (1).

20314470499 is an equidigital number, since it uses as much as digits as its factorization.

20314470499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 20314470499 in words is "twenty billion, three hundred fourteen million, four hundred seventy thousand, four hundred ninety-nine".