166416212563334 has 8 divisors (see below), whose sum is σ = 249633379372608. Its totient is φ = 83205086105800.

The previous prime is 166416212563301. The next prime is 166416212563361. The reversal of 166416212563334 is 433365212614661.

It is a happy number.

166416212563334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×166416212563334² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 1510019057 + ... + 1510129260.

It is an arithmetic number, because the mean of its divisors is an integer number (31204172421576).

Almost surely, 2^{166416212563334} is an apocalyptic number.

166416212563334 is a deficient number, since it is larger than the sum of its proper divisors (83217166809274).

166416212563334 is a wasteful number, since it uses less digits than its factorization.

166416212563334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3020175870.

The product of its digits is 11197440, while the sum is 53.

The spelling of 166416212563334 in words is "one hundred sixty-six trillion, four hundred sixteen billion, two hundred twelve million, five hundred sixty-three thousand, three hundred thirty-four".