55162611 has 48 divisors (see below), whose sum is σ = 95409600. Its totient is φ = 30046464.

The previous prime is 55162571. The next prime is 55162621. The reversal of 55162611 is 11626155.

It is a happy number.

It is not a de Polignac number, because 55162611 - 2¹⁵ = 55129843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55162621) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 199005 + ... + 199281.

It is an arithmetic number, because the mean of its divisors is an integer number (1987700).

Almost surely, 2^55162611 is an apocalyptic number.

55162611 is a deficient number, since it is larger than the sum of its proper divisors (40246989).

55162611 is a wasteful number, since it uses less digits than its factorization.

55162611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 425 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 55162611 is about 7427.1536270633. The cubic root of 55162611 is about 380.6696663510.

Adding to 55162611 its reverse (11626155), we get a palindrome (66788766).

The spelling of 55162611 in words is "fifty-five million, one hundred sixty-two thousand, six hundred eleven".