55511110110 has 32 divisors (see below), whose sum is σ = 133457601312. Its totient is φ = 14777303040.

The previous prime is 55511110093. The next prime is 55511110129. The reversal of 55511110110 is 1101111555.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1586131 + ... + 1620750.

It is an arithmetic number, because the mean of its divisors is an integer number (4170550041).

Almost surely, 2^55511110110 is an apocalyptic number.

55511110110 is an abundant number, since it is smaller than the sum of its proper divisors (77946491202).

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

55511110110 is a wasteful number, since it uses less digits than its factorization.

55511110110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3207468.

The product of its (nonzero) digits is 125, while the sum is 21.

Adding to 55511110110 its reverse (1101111555), we get a palindrome (56612221665).

The spelling of 55511110110 in words is "fifty-five billion, five hundred eleven million, one hundred ten thousand, one hundred ten".