55550556101 has 4 divisors (see below), whose sum is σ = 58474269600. Its totient is φ = 52626842604.

The previous prime is 55550556067. The next prime is 55550556119. The reversal of 55550556101 is 10165505555.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55550556101 - 2¹⁰ = 55550555077 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 (55550556181) 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, 1461856721 + ... + 1461856758.

It is an arithmetic number, because the mean of its divisors is an integer number (14618567400).

Almost surely, 2^55550556101 is an apocalyptic number.

It is an amenable number.

55550556101 is a deficient number, since it is larger than the sum of its proper divisors (2923713499).

55550556101 is a wasteful number, since it uses less digits than its factorization.

55550556101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2923713498.

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 55550556101 in words is "fifty-five billion, five hundred fifty million, five hundred fifty-six thousand, one hundred one".