20164506422 has 8 divisors (see below), whose sum is σ = 30398754000. Its totient is φ = 10031588424.

The previous prime is 20164506347. The next prime is 20164506437. The reversal of 20164506422 is 22460546102.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25331897 + ... + 25332692.

It is an arithmetic number, because the mean of its divisors is an integer number (3799844250).

Almost surely, 2^20164506422 is an apocalyptic number.

20164506422 is a deficient number, since it is larger than the sum of its proper divisors (10234247578).

20164506422 is a wasteful number, since it uses less digits than its factorization.

20164506422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50664790.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 20164506422 in words is "twenty billion, one hundred sixty-four million, five hundred six thousand, four hundred twenty-two".