20363434342019 has 8 divisors (see below), whose sum is σ = 20418652911360. Its totient is φ = 20308255921800.

The previous prime is 20363434342003. The next prime is 20363434342021. The reversal of 20363434342019 is 91024343436302.

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

It is a cyclic number.

It is not a de Polignac number, because 20363434342019 - 2⁴ = 20363434342003 is a prime.

It is a super-2 number, since 2×20363434342019² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20363434342319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9021377 + ... + 11050434.

It is an arithmetic number, because the mean of its divisors is an integer number (2552331613920).

Almost surely, 2^{20363434342019} is an apocalyptic number.

20363434342019 is a deficient number, since it is larger than the sum of its proper divisors (55218569341).

20363434342019 is a wasteful number, since it uses less digits than its factorization.

20363434342019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20074561.

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 20363434342019 in words is "twenty trillion, three hundred sixty-three billion, four hundred thirty-four million, three hundred forty-two thousand, nineteen".