55332401111 has 16 divisors (see below), whose sum is σ = 60562005504. Its totient is φ = 50243950944.

The previous prime is 55332401101. The next prime is 55332401129. The reversal of 55332401111 is 11110423355.

It is a cyclic number.

It is not a de Polignac number, because 55332401111 - 2³⁴ = 38152531927 is a prime.

It is a super-2 number, since 2×55332401111² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55332401101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 589526 + ... + 676908.

It is an arithmetic number, because the mean of its divisors is an integer number (3785125344).

Almost surely, 2^55332401111 is an apocalyptic number.

55332401111 is a deficient number, since it is larger than the sum of its proper divisors (5229604393).

55332401111 is a wasteful number, since it uses less digits than its factorization.

55332401111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88190.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 55332401111 its reverse (11110423355), we get a palindrome (66442824466).

The spelling of 55332401111 in words is "fifty-five billion, three hundred thirty-two million, four hundred one thousand, one hundred eleven".