164046461654 has 8 divisors (see below), whose sum is σ = 260544380328. Its totient is φ = 77198334880.

The previous prime is 164046461591. The next prime is 164046461669. The reversal of 164046461654 is 456164640461.

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

It is a super-2 number, since 2×164046461654² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 164046461599 and 164046461608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2412447932 + ... + 2412447999.

It is an arithmetic number, because the mean of its divisors is an integer number (32568047541).

Almost surely, 2^164046461654 is an apocalyptic number.

164046461654 is a deficient number, since it is larger than the sum of its proper divisors (96497918674).

164046461654 is a wasteful number, since it uses less digits than its factorization.

164046461654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4824895950.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 164046461654 in words is "one hundred sixty-four billion, forty-six million, four hundred sixty-one thousand, six hundred fifty-four".