166342493762 has 8 divisors (see below), whose sum is σ = 249849562176. Its totient is φ = 83059306372.

The previous prime is 166342493731. The next prime is 166342493789. The reversal of 166342493762 is 267394243661.

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

It is a super-2 number, since 2×166342493762² (a number of 23 digits) contains 22 as substring.

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, 55968398 + ... + 55971369.

It is an arithmetic number, because the mean of its divisors is an integer number (31231195272).

Almost surely, 2^166342493762 is an apocalyptic number.

166342493762 is a deficient number, since it is larger than the sum of its proper divisors (83507068414).

166342493762 is a wasteful number, since it uses less digits than its factorization.

166342493762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111940512.

The product of its digits is 7838208, while the sum is 53.

The spelling of 166342493762 in words is "one hundred sixty-six billion, three hundred forty-two million, four hundred ninety-three thousand, seven hundred sixty-two".