55446373 has 4 divisors (see below), whose sum is σ = 55461568. Its totient is φ = 55431180.

The previous prime is 55446359. The next prime is 55446397. The reversal of 55446373 is 37364455.

55446373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 55446373 - 2⁵ = 55446341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55446343) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1540 + ... + 10642.

It is an arithmetic number, because the mean of its divisors is an integer number (13865392).

Almost surely, 2^55446373 is an apocalyptic number.

It is an amenable number.

55446373 is a deficient number, since it is larger than the sum of its proper divisors (15195).

55446373 is an equidigital number, since it uses as much as digits as its factorization.

55446373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15194.

The product of its digits is 151200, while the sum is 37.

The square root of 55446373 is about 7446.2321344422. The cubic root of 55446373 is about 381.3212846013.

The spelling of 55446373 in words is "fifty-five million, four hundred forty-six thousand, three hundred seventy-three".