151666151111168 has 40 divisors (see below), whose sum is σ = 309483655474752. Its totient is φ = 74219605851136.

The previous prime is 151666151111159. The next prime is 151666151111173. The reversal of 151666151111168 is 861111151666151.

It is a super-2 number, since 2×151666151111168² (a number of 29 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, 3151283930 + ... + 3151332057.

Almost surely, 2^{151666151111168} is an apocalyptic number.

It is an amenable number.

151666151111168 is an abundant number, since it is smaller than the sum of its proper divisors (157817504363584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151666151111168 is an frugal number, since it uses more digits than its factorization.

151666151111168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6302616052 (or 6302616036 counting only the distinct ones).

The product of its digits is 259200, while the sum is 50.

The spelling of 151666151111168 in words is "one hundred fifty-one trillion, six hundred sixty-six billion, one hundred fifty-one million, one hundred eleven thousand, one hundred sixty-eight".