166255126648 has 16 divisors (see below), whose sum is σ = 335707467480. Its totient is φ = 76733135328.

The previous prime is 166255126603. The next prime is 166255126673. The reversal of 166255126648 is 846621552661.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 166255126595 and 166255126604.

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, 799303390 + ... + 799303597.

Almost surely, 2^166255126648 is an apocalyptic number.

It is an amenable number.

166255126648 is an abundant number, since it is smaller than the sum of its proper divisors (169452340832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166255126648 is a wasteful number, since it uses less digits than its factorization.

166255126648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598607006 (or 1598607002 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 52.

The spelling of 166255126648 in words is "one hundred sixty-six billion, two hundred fifty-five million, one hundred twenty-six thousand, six hundred forty-eight".