20314323002040 has 32 divisors (see below), whose sum is σ = 60942969006480. Its totient is φ = 5417152800512.

The previous prime is 20314323002021. The next prime is 20314323002041. The reversal of 20314323002040 is 4020032341302.

It is a super-2 number, since 2×20314323002040² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 20314323002040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20314323002041) 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, 84643012389 + ... + 84643012628.

Almost surely, 2^{20314323002040} is an apocalyptic number.

20314323002040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20314323002040 is an abundant number, since it is smaller than the sum of its proper divisors (40628646004440).

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

20314323002040 is a wasteful number, since it uses less digits than its factorization.

20314323002040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169286025031 (or 169286025027 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20314323002040 its reverse (4020032341302), we get a palindrome (24334355343342).

The spelling of 20314323002040 in words is "twenty trillion, three hundred fourteen billion, three hundred twenty-three million, two thousand, forty".