20244462663 has 4 divisors (see below), whose sum is σ = 26992616888. Its totient is φ = 13496308440.

The previous prime is 20244462661. The next prime is 20244462671. The reversal of 20244462663 is 36626444202.

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

It is not a de Polignac number, because 20244462663 - 2¹ = 20244462661 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 (20244462661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3374077108 + ... + 3374077113.

It is an arithmetic number, because the mean of its divisors is an integer number (6748154222).

Almost surely, 2^20244462663 is an apocalyptic number.

20244462663 is a deficient number, since it is larger than the sum of its proper divisors (6748154225).

20244462663 is an equidigital number, since it uses as much as digits as its factorization.

20244462663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6748154224.

The product of its (nonzero) digits is 331776, while the sum is 39.

The spelling of 20244462663 in words is "twenty billion, two hundred forty-four million, four hundred sixty-two thousand, six hundred sixty-three".