54040434512 has 20 divisors (see below), whose sum is σ = 106477976640. Its totient is φ = 26562247008.

The previous prime is 54040434509. The next prime is 54040434523. The reversal of 54040434512 is 21543404045.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28622168 + ... + 28624055.

It is an arithmetic number, because the mean of its divisors is an integer number (5323898832).

Almost surely, 2^54040434512 is an apocalyptic number.

It is an amenable number.

54040434512 is a deficient number, since it is larger than the sum of its proper divisors (52437542128).

54040434512 is a wasteful number, since it uses less digits than its factorization.

54040434512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57246290 (or 57246284 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 54040434512 its reverse (21543404045), we get a palindrome (75583838557).

The spelling of 54040434512 in words is "fifty-four billion, forty million, four hundred thirty-four thousand, five hundred twelve".