240551045 has 16 divisors (see below), whose sum is σ = 336633600. Its totient is φ = 164948112.

The previous prime is 240551021. The next prime is 240551093. The reversal of 240551045 is 540155042.

It is not a de Polignac number, because 240551045 - 2⁸ = 240550789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68417 + ... + 71846.

It is an arithmetic number, because the mean of its divisors is an integer number (21039600).

Almost surely, 2^240551045 is an apocalyptic number.

It is an amenable number.

240551045 is a deficient number, since it is larger than the sum of its proper divisors (96082555).

240551045 is an equidigital number, since it uses as much as digits as its factorization.

240551045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140289 (or 140275 counting only the distinct ones).

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

The square root of 240551045 is about 15509.7080888068. The cubic root of 240551045 is about 621.9217556826.

The spelling of 240551045 in words is "two hundred forty million, five hundred fifty-one thousand, forty-five".