240155045 has 8 divisors (see below), whose sum is σ = 310354296. Its totient is φ = 177345216.

The previous prime is 240155021. The next prime is 240155057. The reversal of 240155045 is 540551042.

240155045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6646084 + 233508961 = 2578^2 + 15281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240155045 - 2²² = 235960741 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1847282 + ... + 1847411.

It is an arithmetic number, because the mean of its divisors is an integer number (38794287).

Almost surely, 2^240155045 is an apocalyptic number.

It is an amenable number.

240155045 is a deficient number, since it is larger than the sum of its proper divisors (70199251).

240155045 is a wasteful number, since it uses less digits than its factorization.

240155045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694711.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 240155045 is about 15496.9366327671. The cubic root of 240155045 is about 621.5802948459.

The spelling of 240155045 in words is "two hundred forty million, one hundred fifty-five thousand, forty-five".