155426668 has 24 divisors (see below), whose sum is σ = 277754400. Its totient is φ = 76083840.

The previous prime is 155426659. The next prime is 155426671. The reversal of 155426668 is 866624551.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 40480 + ... + 44152.

It is an arithmetic number, because the mean of its divisors is an integer number (11573100).

Almost surely, 2^155426668 is an apocalyptic number.

It is an amenable number.

155426668 is a deficient number, since it is larger than the sum of its proper divisors (122327732).

155426668 is a wasteful number, since it uses less digits than its factorization.

155426668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3897 (or 3895 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 155426668 is about 12467.0232212826. The cubic root of 155426668 is about 537.6609712933.

The spelling of 155426668 in words is "one hundred fifty-five million, four hundred twenty-six thousand, six hundred sixty-eight".