166416106165514 has 8 divisors (see below), whose sum is σ = 249624359216388. Its totient is φ = 83207986426720.

The previous prime is 166416106165487. The next prime is 166416106165597. The reversal of 166416106165514 is 415561601614661.

It can be written as a sum of positive squares in 2 ways, for example, as 147766707100489 + 18649399065025 = 12155933^2 + 4318495^2 .

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

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, 30146477 + ... + 35236944.

Almost surely, 2^{166416106165514} is an apocalyptic number.

166416106165514 is a deficient number, since it is larger than the sum of its proper divisors (83208253050874).

166416106165514 is a wasteful number, since it uses less digits than its factorization.

166416106165514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66656040.

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 166416106165514 in words is "one hundred sixty-six trillion, four hundred sixteen billion, one hundred six million, one hundred sixty-five thousand, five hundred fourteen".