166111245262 has 4 divisors (see below), whose sum is σ = 249166867896. Its totient is φ = 83055622630.

The previous prime is 166111245227. The next prime is 166111245283. The reversal of 166111245262 is 262542111661.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 262542111661 = 106501 ⋅2465161.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41527811314 + ... + 41527811317.

It is an arithmetic number, because the mean of its divisors is an integer number (62291716974).

Almost surely, 2^166111245262 is an apocalyptic number.

166111245262 is a deficient number, since it is larger than the sum of its proper divisors (83055622634).

166111245262 is an equidigital number, since it uses as much as digits as its factorization.

166111245262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83055622633.

The product of its digits is 34560, while the sum is 37.

The spelling of 166111245262 in words is "one hundred sixty-six billion, one hundred eleven million, two hundred forty-five thousand, two hundred sixty-two".