151616668 has 12 divisors (see below), whose sum is σ = 303233392. Its totient is φ = 64978560.

The previous prime is 151616657. The next prime is 151616671. The reversal of 151616668 is 866616151.

It is a happy number.

151616668 is an admirable number.

It is a super-2 number, since 2×151616668² = 45975228030844448, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 151616668.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2707413 + ... + 2707468.

Almost surely, 2^151616668 is an apocalyptic number.

It is an amenable number.

151616668 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

151616668 is a wasteful number, since it uses less digits than its factorization.

151616668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5414892 (or 5414890 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 151616668 is about 12313.2720265574. The cubic root of 151616668 is about 533.2313188563.

The spelling of 151616668 in words is "one hundred fifty-one million, six hundred sixteen thousand, six hundred sixty-eight".