20163547822 has 16 divisors (see below), whose sum is σ = 32997081600. Its totient is φ = 9164642040.

The previous prime is 20163547753. The next prime is 20163547823. The reversal of 20163547822 is 22874536102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20163547823) 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 7 ways as a sum of consecutive naturals, for example, 604579 + ... + 637057.

It is an arithmetic number, because the mean of its divisors is an integer number (2062317600).

Almost surely, 2^20163547822 is an apocalyptic number.

20163547822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20163547822 is a deficient number, since it is larger than the sum of its proper divisors (12833533778).

20163547822 is a wasteful number, since it uses less digits than its factorization.

20163547822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60711.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 20163547822 in words is "twenty billion, one hundred sixty-three million, five hundred forty-seven thousand, eight hundred twenty-two".