20346504061346 has 16 divisors (see below), whose sum is σ = 30821844441024. Its totient is φ = 10072592966064.

The previous prime is 20346504061337. The next prime is 20346504061363. The reversal of 20346504061346 is 64316040564302.

It is a junction number, because it is equal to n+sod(n) for n = 20346504061297 and 20346504061306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8161616 + ... + 10358811.

It is an arithmetic number, because the mean of its divisors is an integer number (1926365277564).

Almost surely, 2^{20346504061346} is an apocalyptic number.

20346504061346 is a deficient number, since it is larger than the sum of its proper divisors (10475340379678).

20346504061346 is a wasteful number, since it uses less digits than its factorization.

20346504061346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18525865.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 20346504061346 in words is "twenty trillion, three hundred forty-six billion, five hundred four million, sixty-one thousand, three hundred forty-six".