164351242451546 has 8 divisors (see below), whose sum is σ = 247083357727584. Its totient is φ = 81990123209020.

The previous prime is 164351242451503. The next prime is 164351242451563. The reversal of 164351242451546 is 645154242153461.

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

It is a super-2 number, since 2×164351242451546² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92749007270 + ... + 92749009041.

It is an arithmetic number, because the mean of its divisors is an integer number (30885419715948).

Almost surely, 2^{164351242451546} is an apocalyptic number.

164351242451546 is a deficient number, since it is larger than the sum of its proper divisors (82732115276038).

164351242451546 is a wasteful number, since it uses less digits than its factorization.

164351242451546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185498016756.

The product of its digits is 13824000, while the sum is 53.

The spelling of 164351242451546 in words is "one hundred sixty-four trillion, three hundred fifty-one billion, two hundred forty-two million, four hundred fifty-one thousand, five hundred forty-six".