166716583034434 has 8 divisors (see below), whose sum is σ = 250115530540608. Its totient is φ = 83344739520900.

The previous prime is 166716583034413. The next prime is 166716583034459. The reversal of 166716583034434 is 434430385617661.

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

It is a super-3 number, since 3×166716583034434³ (a number of 44 digits) contains 333 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, 6775982782 + ... + 6776007385.

It is an arithmetic number, because the mean of its divisors is an integer number (31264441317576).

Almost surely, 2^{166716583034434} is an apocalyptic number.

166716583034434 is a deficient number, since it is larger than the sum of its proper divisors (83398947506174).

166716583034434 is a wasteful number, since it uses less digits than its factorization.

166716583034434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13551996320.

The product of its (nonzero) digits is 104509440, while the sum is 61.

The spelling of 166716583034434 in words is "one hundred sixty-six trillion, seven hundred sixteen billion, five hundred eighty-three million, thirty-four thousand, four hundred thirty-four".