20346331753340 has 12 divisors (see below), whose sum is σ = 42727296682056. Its totient is φ = 8138532701328.

The previous prime is 20346331753301. The next prime is 20346331753357. The reversal of 20346331753340 is 4335713364302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20346331753291 and 20346331753300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508658293814 + ... + 508658293853.

It is an arithmetic number, because the mean of its divisors is an integer number (3560608056838).

Almost surely, 2^{20346331753340} is an apocalyptic number.

20346331753340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20346331753340 is an abundant number, since it is smaller than the sum of its proper divisors (22380964928716).

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

20346331753340 is a wasteful number, since it uses less digits than its factorization.

20346331753340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017316587676 (or 1017316587674 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 44.

The spelling of 20346331753340 in words is "twenty trillion, three hundred forty-six billion, three hundred thirty-one million, seven hundred fifty-three thousand, three hundred forty".