155040268 has 12 divisors (see below), whose sum is σ = 272607832. Its totient is φ = 77152320.

The previous prime is 155040233. The next prime is 155040283. The reversal of 155040268 is 862040551.

155040268 is digitally balanced in base 2, 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 3 ways as a sum of consecutive naturals, for example, 91005 + ... + 92692.

Almost surely, 2^155040268 is an apocalyptic number.

It is an amenable number.

155040268 is a deficient number, since it is larger than the sum of its proper divisors (117567564).

155040268 is a wasteful number, since it uses less digits than its factorization.

155040268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183912 (or 183910 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 155040268 is about 12451.5166947645. The cubic root of 155040268 is about 537.2150491067.

The spelling of 155040268 in words is "one hundred fifty-five million, forty thousand, two hundred sixty-eight".