55111326 has 16 divisors (see below), whose sum is σ = 111360144. Its totient is φ = 18180864.

The previous prime is 55111321. The next prime is 55111327. The reversal of 55111326 is 62311155.

It is a junction number, because it is equal to n+sod(n) for n = 55111296 and 55111305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55111321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46765 + ... + 47928.

It is an arithmetic number, because the mean of its divisors is an integer number (6960009).

Almost surely, 2^55111326 is an apocalyptic number.

55111326 is an abundant number, since it is smaller than the sum of its proper divisors (56248818).

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

55111326 is a wasteful number, since it uses less digits than its factorization.

55111326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94795.

The product of its digits is 900, while the sum is 24.

The square root of 55111326 is about 7423.7002902865. The cubic root of 55111326 is about 380.5516595059.

The spelling of 55111326 in words is "fifty-five million, one hundred eleven thousand, three hundred twenty-six".