55675554 has 32 divisors (see below), whose sum is σ = 123474240. Its totient is φ = 16593600.

The previous prime is 55675553. The next prime is 55675559. The reversal of 55675554 is 45557655.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55675553) 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 15 ways as a sum of consecutive naturals, for example, 2889 + ... + 10940.

It is an arithmetic number, because the mean of its divisors is an integer number (3858570).

Almost surely, 2^55675554 is an apocalyptic number.

55675554 is an abundant number, since it is smaller than the sum of its proper divisors (67798686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55675554 is a wasteful number, since it uses less digits than its factorization.

55675554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13906.

The product of its digits is 525000, while the sum is 42.

The square root of 55675554 is about 7461.6053232532. The cubic root of 55675554 is about 381.8459444768.

The spelling of 55675554 in words is "fifty-five million, six hundred seventy-five thousand, five hundred fifty-four".