20346630187463 has 8 divisors (see below), whose sum is σ = 21006220014720. Its totient is φ = 19687243292640.

The previous prime is 20346630187363. The next prime is 20346630187511. The reversal of 20346630187463 is 36478103664302.

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 20346630187463 - 2¹⁴ = 20346630171079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20346630187363) 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, 50529320 + ... + 50930397.

It is an arithmetic number, because the mean of its divisors is an integer number (2625777501840).

Almost surely, 2^{20346630187463} is an apocalyptic number.

20346630187463 is a deficient number, since it is larger than the sum of its proper divisors (659589827257).

20346630187463 is a wasteful number, since it uses less digits than its factorization.

20346630187463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101466217.

The product of its (nonzero) digits is 10450944, while the sum is 53.

The spelling of 20346630187463 in words is "twenty trillion, three hundred forty-six billion, six hundred thirty million, one hundred eighty-seven thousand, four hundred sixty-three".