55550001101 has 8 divisors (see below), whose sum is σ = 63497115264. Its totient is φ = 47605736880.

The previous prime is 55550001083. The next prime is 55550001119. The reversal of 55550001101 is 10110005555.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55550001083) and next prime (55550001119).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55550001101 - 2⁶ = 55550001037 is a prime.

It is a super-2 number, since 2×55550001101² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55550001161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670550 + ... + 748823.

It is an arithmetic number, because the mean of its divisors is an integer number (7937139408).

Almost surely, 2^55550001101 is an apocalyptic number.

It is an amenable number.

55550001101 is a deficient number, since it is larger than the sum of its proper divisors (7947114163).

55550001101 is a wasteful number, since it uses less digits than its factorization.

55550001101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424971.

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

Adding to 55550001101 its reverse (10110005555), we get a palindrome (65660006656).

The spelling of 55550001101 in words is "fifty-five billion, five hundred fifty million, one thousand, one hundred one".