55854515 has 8 divisors (see below), whose sum is σ = 67689648. Its totient is φ = 44240800.

The previous prime is 55854479. The next prime is 55854521. The reversal of 55854515 is 51545855.

55854515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 55854515 - 2⁶ = 55854451 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54797 + ... + 55806.

It is an arithmetic number, because the mean of its divisors is an integer number (8461206).

Almost surely, 2^55854515 is an apocalyptic number.

55854515 is a deficient number, since it is larger than the sum of its proper divisors (11835133).

55854515 is a wasteful number, since it uses less digits than its factorization.

55854515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110709.

The product of its digits is 100000, while the sum is 38.

The square root of 55854515 is about 7473.5878264726. The cubic root of 55854515 is about 382.2546363797.

The spelling of 55854515 in words is "fifty-five million, eight hundred fifty-four thousand, five hundred fifteen".