54561534331112 has 32 divisors (see below), whose sum is σ = 105607785381120. Its totient is φ = 26399538491520.

The previous prime is 54561534331069. The next prime is 54561534331121. The reversal of 54561534331112 is 21113343516545.

It is a super-2 number, since 2×54561534331112² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444923 + ... + 10455669.

It is an arithmetic number, because the mean of its divisors is an integer number (3300243293160).

Almost surely, 2^{54561534331112} is an apocalyptic number.

It is an amenable number.

54561534331112 is a deficient number, since it is larger than the sum of its proper divisors (51046251050008).

54561534331112 is a wasteful number, since it uses less digits than its factorization.

54561534331112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10032761 (or 10032757 counting only the distinct ones).

The product of its digits is 648000, while the sum is 44.

Adding to 54561534331112 its reverse (21113343516545), we get a palindrome (75674877847657).

The spelling of 54561534331112 in words is "fifty-four trillion, five hundred sixty-one billion, five hundred thirty-four million, three hundred thirty-one thousand, one hundred twelve".