55565067 has 4 divisors (see below), whose sum is σ = 74086760. Its totient is φ = 37043376.

The previous prime is 55565023. The next prime is 55565071. The reversal of 55565067 is 76056555.

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

It is not a de Polignac number, because 55565067 - 2¹¹ = 55563019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55565017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9260842 + ... + 9260847.

It is an arithmetic number, because the mean of its divisors is an integer number (18521690).

Almost surely, 2^55565067 is an apocalyptic number.

55565067 is a deficient number, since it is larger than the sum of its proper divisors (18521693).

55565067 is a wasteful number, since it uses less digits than its factorization.

55565067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18521692.

The product of its (nonzero) digits is 157500, while the sum is 39.

The square root of 55565067 is about 7454.1979447825. The cubic root of 55565067 is about 381.5931887137.

The spelling of 55565067 in words is "fifty-five million, five hundred sixty-five thousand, sixty-seven".