55144335 has 8 divisors (see below), whose sum is σ = 88230960. Its totient is φ = 29410304.

The previous prime is 55144307. The next prime is 55144337. The reversal of 55144335 is 53344155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55144335 - 2¹¹ = 55142287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55144337) 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, 1838130 + ... + 1838159.

It is an arithmetic number, because the mean of its divisors is an integer number (11028870).

Almost surely, 2^55144335 is an apocalyptic number.

55144335 is a deficient number, since it is larger than the sum of its proper divisors (33086625).

55144335 is a wasteful number, since it uses less digits than its factorization.

55144335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3676297.

The product of its digits is 18000, while the sum is 30.

The square root of 55144335 is about 7425.9231749325. The cubic root of 55144335 is about 380.6276216450.

The spelling of 55144335 in words is "fifty-five million, one hundred forty-four thousand, three hundred thirty-five".