20144364522 has 8 divisors (see below), whose sum is σ = 40288729056. Its totient is φ = 6714788172.

The previous prime is 20144364491. The next prime is 20144364533. The reversal of 20144364522 is 22546344102.

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

20144364522 is an admirable 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, 1678697038 + ... + 1678697049.

It is an arithmetic number, because the mean of its divisors is an integer number (5036091132).

Almost surely, 2^20144364522 is an apocalyptic number.

20144364522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20144364522 is a wasteful number, since it uses less digits than its factorization.

20144364522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3357394092.

The product of its (nonzero) digits is 46080, while the sum is 33.

The spelling of 20144364522 in words is "twenty billion, one hundred forty-four million, three hundred sixty-four thousand, five hundred twenty-two".