56355505 has 8 divisors (see below), whose sum is σ = 67981824. Its totient is φ = 44847600.

The previous prime is 56355487. The next prime is 56355517. The reversal of 56355505 is 50555365.

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

It is not a de Polignac number, because 56355505 - 2¹¹ = 56353457 is a prime.

It is a Duffinian 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, 28551 + ... + 30460.

It is an arithmetic number, because the mean of its divisors is an integer number (8497728).

Almost surely, 2^56355505 is an apocalyptic number.

It is an amenable number.

56355505 is a deficient number, since it is larger than the sum of its proper divisors (11626319).

56355505 is a wasteful number, since it uses less digits than its factorization.

56355505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59207.

The product of its (nonzero) digits is 56250, while the sum is 34.

The square root of 56355505 is about 7507.0303715917. The cubic root of 56355505 is about 383.3941205849.

The spelling of 56355505 in words is "fifty-six million, three hundred fifty-five thousand, five hundred five".