54453123512 has 64 divisors (see below), whose sum is σ = 105364454400. Its totient is φ = 26369481600.

The previous prime is 54453123493. The next prime is 54453123539. The reversal of 54453123512 is 21532135445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16065914 + ... + 16069302.

It is an arithmetic number, because the mean of its divisors is an integer number (1646319600).

Almost surely, 2^54453123512 is an apocalyptic number.

It is an amenable number.

54453123512 is a deficient number, since it is larger than the sum of its proper divisors (50911330888).

54453123512 is a wasteful number, since it uses less digits than its factorization.

54453123512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3876 (or 3872 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

Adding to 54453123512 its reverse (21532135445), we get a palindrome (75985258957).

The spelling of 54453123512 in words is "fifty-four billion, four hundred fifty-three million, one hundred twenty-three thousand, five hundred twelve".