56445345 has 24 divisors (see below), whose sum is σ = 106733952. Its totient is φ = 27367200.

The previous prime is 56445343. The next prime is 56445377. The reversal of 56445345 is 54354465.

56445345 is a `hidden beast` number, since 5 + 644 + 5 + 3 + 4 + 5 = 666.

56445345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56445345 - 2¹ = 56445343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56445341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56521 + ... + 57510.

It is an arithmetic number, because the mean of its divisors is an integer number (4447248).

Almost surely, 2^56445345 is an apocalyptic number.

56445345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56445345 is a deficient number, since it is larger than the sum of its proper divisors (50288607).

56445345 is a wasteful number, since it uses less digits than its factorization.

56445345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114053 (or 114050 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 56445345 is about 7513.0117130216. The cubic root of 56445345 is about 383.5977436428.

The spelling of 56445345 in words is "fifty-six million, four hundred forty-five thousand, three hundred forty-five".