55060055 has 4 divisors (see below), whose sum is σ = 66072072. Its totient is φ = 44048040.

The previous prime is 55060051. The next prime is 55060063. The reversal of 55060055 is 55006055.

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

It is not a de Polignac number, because 55060055 - 2² = 55060051 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 (55060051) 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, 5506001 + ... + 5506010.

It is an arithmetic number, because the mean of its divisors is an integer number (16518018).

Almost surely, 2^55060055 is an apocalyptic number.

55060055 is a deficient number, since it is larger than the sum of its proper divisors (11012017).

55060055 is a wasteful number, since it uses less digits than its factorization.

55060055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012016.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 55060055 is about 7420.2462897130. The cubic root of 55060055 is about 380.4336116729.

The spelling of 55060055 in words is "fifty-five million, sixty thousand, fifty-five".