55100111010 has 64 divisors (see below), whose sum is σ = 151196371200. Its totient is φ = 12588924672.

The previous prime is 55100110999. The next prime is 55100111029. The reversal of 55100111010 is 1011100155.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 446776 + ... + 556604.

It is an arithmetic number, because the mean of its divisors is an integer number (2362443300).

Almost surely, 2^55100111010 is an apocalyptic number.

55100111010 is an abundant number, since it is smaller than the sum of its proper divisors (96096260190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55100111010 is a wasteful number, since it uses less digits than its factorization.

55100111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112235.

The product of its (nonzero) digits is 25, while the sum is 15.

Adding to 55100111010 its reverse (1011100155), we get a palindrome (56111211165).

The spelling of 55100111010 in words is "fifty-five billion, one hundred million, one hundred eleven thousand, ten".