20344364101442 has 8 divisors (see below), whose sum is σ = 30831149721036. Its totient is φ = 10067314194432.

The previous prime is 20344364101379. The next prime is 20344364101483. The reversal of 20344364101442 is 24410146344302.

It can be written as a sum of positive squares in 2 ways, for example, as 17366147587441 + 2978216514001 = 4167271^2 + 1725751^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20344364101396 and 20344364101405.

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, 52433927903 + ... + 52433928290.

Almost surely, 2^{20344364101442} is an apocalyptic number.

20344364101442 is a deficient number, since it is larger than the sum of its proper divisors (10486785619594).

20344364101442 is a wasteful number, since it uses less digits than its factorization.

20344364101442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104867856292.

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 20344364101442 in words is "twenty trillion, three hundred forty-four billion, three hundred sixty-four million, one hundred one thousand, four hundred forty-two".