164323541494 has 16 divisors (see below), whose sum is σ = 281955254688. Its totient is φ = 70359936192.

The previous prime is 164323541471. The next prime is 164323541579. The reversal of 164323541494 is 494145323461.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 5354047 + ... + 5384650.

It is an arithmetic number, because the mean of its divisors is an integer number (17622203418).

Almost surely, 2^164323541494 is an apocalyptic number.

164323541494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

164323541494 is a deficient number, since it is larger than the sum of its proper divisors (117631713194).

164323541494 is a wasteful number, since it uses less digits than its factorization.

164323541494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10739799.

The product of its digits is 1244160, while the sum is 46.

The spelling of 164323541494 in words is "one hundred sixty-four billion, three hundred twenty-three million, five hundred forty-one thousand, four hundred ninety-four".