54644135 has 16 divisors (see below), whose sum is σ = 80705856. Its totient is φ = 34587648.

The previous prime is 54644123. The next prime is 54644173. The reversal of 54644135 is 53144645.

It is a cyclic number.

It is not a de Polignac number, because 54644135 - 2⁴ = 54644119 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59594 + ... + 60503.

It is an arithmetic number, because the mean of its divisors is an integer number (5044116).

Almost surely, 2^54644135 is an apocalyptic number.

54644135 is a deficient number, since it is larger than the sum of its proper divisors (26061721).

54644135 is a wasteful number, since it uses less digits than its factorization.

54644135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120122.

The product of its digits is 28800, while the sum is 32.

The square root of 54644135 is about 7392.1671382620. The cubic root of 54644135 is about 379.4732660542.

The spelling of 54644135 in words is "fifty-four million, six hundred forty-four thousand, one hundred thirty-five".