55744011 has 16 divisors (see below), whose sum is σ = 82722720. Its totient is φ = 37100160.

The previous prime is 55744009. The next prime is 55744027. The reversal of 55744011 is 11044755.

It is a happy number.

It is not a de Polignac number, because 55744011 - 2¹ = 55744009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (55744511) 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, 19191 + ... + 21903.

It is an arithmetic number, because the mean of its divisors is an integer number (5170170).

Almost surely, 2^55744011 is an apocalyptic number.

55744011 is a deficient number, since it is larger than the sum of its proper divisors (26978709).

55744011 is a wasteful number, since it uses less digits than its factorization.

55744011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3483 (or 3477 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 55744011 is about 7466.1911976590. The cubic root of 55744011 is about 382.0023825039.

Adding to 55744011 its reverse (11044755), we get a palindrome (66788766).

The spelling of 55744011 in words is "fifty-five million, seven hundred forty-four thousand, eleven".