164626040042 has 8 divisors (see below), whose sum is σ = 248026898016. Its totient is φ = 81950407372.

The previous prime is 164626040039. The next prime is 164626040071. The reversal of 164626040042 is 240040626461.

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

It is a junction number, because it is equal to n+sod(n) for n = 164626039984 and 164626040011.

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, 181305758 + ... + 181306665.

It is an arithmetic number, because the mean of its divisors is an integer number (31003362252).

Almost surely, 2^164626040042 is an apocalyptic number.

164626040042 is a deficient number, since it is larger than the sum of its proper divisors (83400857974).

164626040042 is a wasteful number, since it uses less digits than its factorization.

164626040042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362612652.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 164626040042 in words is "one hundred sixty-four billion, six hundred twenty-six million, forty thousand, forty-two".