155112266 has 16 divisors (see below), whose sum is σ = 243891648. Its totient is φ = 73903200.

The previous prime is 155112259. The next prime is 155112277. The reversal of 155112266 is 662211551.

It is a happy number.

155112266 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 18470 + ... + 25521.

It is an arithmetic number, because the mean of its divisors is an integer number (15243228).

Almost surely, 2^155112266 is an apocalyptic number.

155112266 is a deficient number, since it is larger than the sum of its proper divisors (88779382).

155112266 is a wasteful number, since it uses less digits than its factorization.

155112266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44077.

The product of its digits is 3600, while the sum is 29.

The square root of 155112266 is about 12454.4074929320. The cubic root of 155112266 is about 537.2981940083.

The spelling of 155112266 in words is "one hundred fifty-five million, one hundred twelve thousand, two hundred sixty-six".