55502567 has 4 divisors (see below), whose sum is σ = 55568040. Its totient is φ = 55437096.

The previous prime is 55502563. The next prime is 55502593. The reversal of 55502567 is 76520555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55502567 - 2² = 55502563 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 (55502563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31448 + ... + 33165.

It is an arithmetic number, because the mean of its divisors is an integer number (13892010).

Almost surely, 2^55502567 is an apocalyptic number.

55502567 is a deficient number, since it is larger than the sum of its proper divisors (65473).

55502567 is an equidigital number, since it uses as much as digits as its factorization.

55502567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65472.

The product of its (nonzero) digits is 52500, while the sum is 35.

The square root of 55502567 is about 7450.0044966429. The cubic root of 55502567 is about 381.4500620862.

The spelling of 55502567 in words is "fifty-five million, five hundred two thousand, five hundred sixty-seven".