55576773 has 28 divisors (see below), whose sum is σ = 95239648. Its totient is φ = 31755240.

The previous prime is 55576751. The next prime is 55576783. The reversal of 55576773 is 37767555.

55576773 is a `hidden beast` number, since 5 + 5 + 576 + 7 + 73 = 666.

It is not a de Polignac number, because 55576773 - 2⁶ = 55576709 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55576733) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 343 + ... + 10548.

It is an arithmetic number, because the mean of its divisors is an integer number (3401416).

Almost surely, 2^55576773 is an apocalyptic number.

It is an amenable number.

55576773 is a deficient number, since it is larger than the sum of its proper divisors (39662875).

55576773 is an equidigital number, since it uses as much as digits as its factorization.

55576773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10916 (or 10901 counting only the distinct ones).

The product of its digits is 771750, while the sum is 45.

The square root of 55576773 is about 7454.9830985724. The cubic root of 55576773 is about 381.6199838235.

The spelling of 55576773 in words is "fifty-five million, five hundred seventy-six thousand, seven hundred seventy-three".