55050501101 has 4 divisors (see below), whose sum is σ = 55335737052. Its totient is φ = 54765265152.

The previous prime is 55050501059. The next prime is 55050501113. The reversal of 55050501101 is 10110505055.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5866794025 + 49183707076 = 76595^2 + 221774^2 .

It is a cyclic number.

It is not a de Polignac number, because 55050501101 - 2²² = 55046306797 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 (55050501301) 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, 142617686 + ... + 142618071.

It is an arithmetic number, because the mean of its divisors is an integer number (13833934263).

Almost surely, 2^55050501101 is an apocalyptic number.

It is an amenable number.

55050501101 is a deficient number, since it is larger than the sum of its proper divisors (285235951).

55050501101 is a wasteful number, since it uses less digits than its factorization.

55050501101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285235950.

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 55050501101 in words is "fifty-five billion, fifty million, five hundred one thousand, one hundred one".