54185535388 has 12 divisors (see below), whose sum is σ = 94891996080. Its totient is φ = 27073536512.

The previous prime is 54185535379. The next prime is 54185535413. The reversal of 54185535388 is 88353558145.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4801456 + ... + 4812727.

It is an arithmetic number, because the mean of its divisors is an integer number (7907666340).

Almost surely, 2^54185535388 is an apocalyptic number.

It is an amenable number.

54185535388 is a deficient number, since it is larger than the sum of its proper divisors (40706460692).

54185535388 is a wasteful number, since it uses less digits than its factorization.

54185535388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9615596 (or 9615594 counting only the distinct ones).

The product of its digits is 11520000, while the sum is 55.

The spelling of 54185535388 in words is "fifty-four billion, one hundred eighty-five million, five hundred thirty-five thousand, three hundred eighty-eight".