20346502665134 has 8 divisors (see below), whose sum is σ = 31846699823760. Its totient is φ = 9730936057216.

The previous prime is 20346502665127. The next prime is 20346502665163. The reversal of 20346502665134 is 43156620564302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221157637619 + ... + 221157637710.

It is an arithmetic number, because the mean of its divisors is an integer number (3980837477970).

Almost surely, 2^{20346502665134} is an apocalyptic number.

20346502665134 is a deficient number, since it is larger than the sum of its proper divisors (11500197158626).

20346502665134 is a wasteful number, since it uses less digits than its factorization.

20346502665134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442315275354.

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 20346502665134 in words is "twenty trillion, three hundred forty-six billion, five hundred two million, six hundred sixty-five thousand, one hundred thirty-four".