166252482641 has 48 divisors (see below), whose sum is σ = 211557588480. Its totient is φ = 129900960000.

The previous prime is 166252482629. The next prime is 166252482677. The reversal of 166252482641 is 146284252661.

It is not a de Polignac number, because 166252482641 - 2¹⁰ = 166252481617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166252482041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1760066 + ... + 1852116.

It is an arithmetic number, because the mean of its divisors is an integer number (4407449760).

Almost surely, 2^166252482641 is an apocalyptic number.

It is an amenable number.

166252482641 is a deficient number, since it is larger than the sum of its proper divisors (45305105839).

166252482641 is a wasteful number, since it uses less digits than its factorization.

166252482641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92166 (or 92159 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 47.

The spelling of 166252482641 in words is "one hundred sixty-six billion, two hundred fifty-two million, four hundred eighty-two thousand, six hundred forty-one".