20164505246315 has 8 divisors (see below), whose sum is σ = 25249467439008. Its totient is φ = 15430230101440.

The previous prime is 20164505246279. The next prime is 20164505246317. The reversal of 20164505246315 is 51364250546102.

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

It is not a de Polignac number, because 20164505246315 - 2⁶ = 20164505246251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20164505246317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87671761826 + ... + 87671762055.

It is an arithmetic number, because the mean of its divisors is an integer number (3156183429876).

Almost surely, 2^{20164505246315} is an apocalyptic number.

20164505246315 is a deficient number, since it is larger than the sum of its proper divisors (5084962192693).

20164505246315 is a wasteful number, since it uses less digits than its factorization.

20164505246315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175343523909.

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 20164505246315 in words is "twenty trillion, one hundred sixty-four billion, five hundred five million, two hundred forty-six thousand, three hundred fifteen".