56326551 has 8 divisors (see below), whose sum is σ = 75536880. Its totient is φ = 37333632.

The previous prime is 56326549. The next prime is 56326561. The reversal of 56326551 is 15562365.

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

It is not a de Polignac number, because 56326551 - 2¹ = 56326549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56326511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53746 + ... + 54783.

It is an arithmetic number, because the mean of its divisors is an integer number (9442110).

Almost surely, 2^56326551 is an apocalyptic number.

56326551 is a deficient number, since it is larger than the sum of its proper divisors (19210329).

56326551 is a wasteful number, since it uses less digits than its factorization.

56326551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108705.

The product of its digits is 27000, while the sum is 33.

The square root of 56326551 is about 7505.1016648677. The cubic root of 56326551 is about 383.3284500113.

The spelling of 56326551 in words is "fifty-six million, three hundred twenty-six thousand, five hundred fifty-one".