55484577 has 24 divisors (see below), whose sum is σ = 82450368. Its totient is φ = 35935200.

The previous prime is 55484573. The next prime is 55484591. The reversal of 55484577 is 77548455.

It is not a de Polignac number, because 55484577 - 2² = 55484573 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55484573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120127 + ... + 120587.

It is an arithmetic number, because the mean of its divisors is an integer number (3435432).

Almost surely, 2^55484577 is an apocalyptic number.

It is an amenable number.

55484577 is a deficient number, since it is larger than the sum of its proper divisors (26965791).

55484577 is a wasteful number, since it uses less digits than its factorization.

55484577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821 (or 818 counting only the distinct ones).

The product of its digits is 784000, while the sum is 45.

The square root of 55484577 is about 7448.7970169686. The cubic root of 55484577 is about 381.4088446041.

The spelling of 55484577 in words is "fifty-five million, four hundred eighty-four thousand, five hundred seventy-seven".