166043953048 has 8 divisors (see below), whose sum is σ = 311332411980. Its totient is φ = 83021976520.

The previous prime is 166043953043. The next prime is 166043953121. The reversal of 166043953048 is 840359340661.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 166043952992 and 166043953010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166043953043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10377747058 + ... + 10377747073.

Almost surely, 2^166043953048 is an apocalyptic number.

It is an amenable number.

166043953048 is a deficient number, since it is larger than the sum of its proper divisors (145288458932).

166043953048 is a wasteful number, since it uses less digits than its factorization.

166043953048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20755494137 (or 20755494133 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 166043953048 in words is "one hundred sixty-six billion, forty-three million, nine hundred fifty-three thousand, forty-eight".