20465336347077 has 8 divisors (see below), whose sum is σ = 27292464515680. Its totient is φ = 13640882871600.

The previous prime is 20465336347067. The next prime is 20465336347087. The reversal of 20465336347077 is 77074363356402.

It is an interprime number because it is at equal distance from previous prime (20465336347067) and next prime (20465336347087).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20465336347077 - 2²³ = 20465327958469 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 (20465336347007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 668655427 + ... + 668686032.

It is an arithmetic number, because the mean of its divisors is an integer number (3411558064460).

Almost surely, 2^{20465336347077} is an apocalyptic number.

It is an amenable number.

20465336347077 is a deficient number, since it is larger than the sum of its proper divisors (6827128168603).

20465336347077 is a wasteful number, since it uses less digits than its factorization.

20465336347077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337346563.

The product of its (nonzero) digits is 53343360, while the sum is 57.

The spelling of 20465336347077 in words is "twenty trillion, four hundred sixty-five billion, three hundred thirty-six million, three hundred forty-seven thousand, seventy-seven".