20822462963 has 4 divisors (see below), whose sum is σ = 20822844120. Its totient is φ = 20822081808.

The previous prime is 20822462939. The next prime is 20822462977. The reversal of 20822462963 is 36926422802.

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

It is a cyclic number.

It is not a de Polignac number, because 20822462963 - 2²⁰ = 20821414387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20822462923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91445 + ... + 223622.

It is an arithmetic number, because the mean of its divisors is an integer number (5205711030).

Almost surely, 2^20822462963 is an apocalyptic number.

20822462963 is a deficient number, since it is larger than the sum of its proper divisors (381157).

20822462963 is an equidigital number, since it uses as much as digits as its factorization.

20822462963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381156.

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 20822462963 in words is "twenty billion, eight hundred twenty-two million, four hundred sixty-two thousand, nine hundred sixty-three".