20460264599 has 2 divisors, whose sum is σ = 20460264600. Its totient is φ = 20460264598.

The previous prime is 20460264569. The next prime is 20460264619. The reversal of 20460264599 is 99546206402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20460264599 - 2¹⁶ = 20460199063 is a prime.

It is a super-2 number, since 2×20460264599² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20460264529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10230132299 + 10230132300.

It is an arithmetic number, because the mean of its divisors is an integer number (10230132300).

Almost surely, 2^20460264599 is an apocalyptic number.

20460264599 is a deficient number, since it is larger than the sum of its proper divisors (1).

20460264599 is an equidigital number, since it uses as much as digits as its factorization.

20460264599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 20460264599 in words is "twenty billion, four hundred sixty million, two hundred sixty-four thousand, five hundred ninety-nine".