166071055551224 has 32 divisors (see below), whose sum is σ = 322135512192000. Its totient is φ = 80168517727872.

The previous prime is 166071055551097. The next prime is 166071055551251. The reversal of 166071055551224 is 422155550170661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11569784 + ... + 21587079.

It is an arithmetic number, because the mean of its divisors is an integer number (10066734756000).

Almost surely, 2^{166071055551224} is an apocalyptic number.

It is an amenable number.

166071055551224 is a deficient number, since it is larger than the sum of its proper divisors (156064456640776).

166071055551224 is a wasteful number, since it uses less digits than its factorization.

166071055551224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33178487 (or 33178483 counting only the distinct ones).

The product of its (nonzero) digits is 2520000, while the sum is 50.

The spelling of 166071055551224 in words is "one hundred sixty-six trillion, seventy-one billion, fifty-five million, five hundred fifty-one thousand, two hundred twenty-four".