56547755 has 8 divisors (see below), whose sum is σ = 74026224. Its totient is φ = 41125600.

The previous prime is 56547749. The next prime is 56547769. The reversal of 56547755 is 55774565.

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

It is not a de Polignac number, because 56547755 - 2⁴ = 56547739 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 514016 + ... + 514125.

It is an arithmetic number, because the mean of its divisors is an integer number (9253278).

Almost surely, 2^56547755 is an apocalyptic number.

56547755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56547755 is a deficient number, since it is larger than the sum of its proper divisors (17478469).

56547755 is a wasteful number, since it uses less digits than its factorization.

56547755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028157.

The product of its digits is 735000, while the sum is 44.

The square root of 56547755 is about 7519.8241335818. The cubic root of 56547755 is about 383.8295933537.

The spelling of 56547755 in words is "fifty-six million, five hundred forty-seven thousand, seven hundred fifty-five".