20346461411516 has 12 divisors (see below), whose sum is σ = 35630220380160. Its totient is φ = 10166398445760.

The previous prime is 20346461411503. The next prime is 20346461411537. The reversal of 20346461411516 is 61511416464302.

It is a congruent number.

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, 1708058300 + ... + 1708070211.

It is an arithmetic number, because the mean of its divisors is an integer number (2969185031680).

Almost surely, 2^{20346461411516} is an apocalyptic number.

It is an amenable number.

20346461411516 is a deficient number, since it is larger than the sum of its proper divisors (15283758968644).

20346461411516 is a wasteful number, since it uses less digits than its factorization.

20346461411516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416130004 (or 3416130002 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

Adding to 20346461411516 its reverse (61511416464302), we get a palindrome (81857877875818).

The spelling of 20346461411516 in words is "twenty trillion, three hundred forty-six billion, four hundred sixty-one million, four hundred eleven thousand, five hundred sixteen".