55169366 has 16 divisors (see below), whose sum is σ = 96180480. Its totient is φ = 23242920.

The previous prime is 55169357. The next prime is 55169381. The reversal of 55169366 is 66396155.

55169366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 32570 + ... + 34221.

It is an arithmetic number, because the mean of its divisors is an integer number (6011280).

Almost surely, 2^55169366 is an apocalyptic number.

55169366 is a deficient number, since it is larger than the sum of its proper divisors (41011114).

55169366 is a wasteful number, since it uses less digits than its factorization.

55169366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66859.

The product of its digits is 145800, while the sum is 41.

The square root of 55169366 is about 7427.6083633967. The cubic root of 55169366 is about 380.6852041618.

The spelling of 55169366 in words is "fifty-five million, one hundred sixty-nine thousand, three hundred sixty-six".