54431512016016 has 20 divisors (see below), whose sum is σ = 140614739374832. Its totient is φ = 18143837338656.

The previous prime is 54431512015997. The next prime is 54431512016033. The reversal of 54431512016016 is 61061021513445.

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, 566994916786 + ... + 566994916881.

Almost surely, 2^{54431512016016} is an apocalyptic number.

It is an amenable number.

54431512016016 is an abundant number, since it is smaller than the sum of its proper divisors (86183227358816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54431512016016 is a wasteful number, since it uses less digits than its factorization.

54431512016016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133989833678 (or 1133989833672 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 54431512016016 in words is "fifty-four trillion, four hundred thirty-one billion, five hundred twelve million, sixteen thousand, sixteen".