54445340112 has 20 divisors (see below), whose sum is σ = 140650462080. Its totient is φ = 18148446688.

The previous prime is 54445340101. The next prime is 54445340141. The reversal of 54445340112 is 21104354445.

It is a happy number.

It is a super-2 number, since 2×54445340112² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 567138912 + ... + 567139007.

It is an arithmetic number, because the mean of its divisors is an integer number (7032523104).

Almost surely, 2^54445340112 is an apocalyptic number.

It is an amenable number.

54445340112 is an abundant number, since it is smaller than the sum of its proper divisors (86205121968).

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

54445340112 is a wasteful number, since it uses less digits than its factorization.

54445340112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134277930 (or 1134277924 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 54445340112 its reverse (21104354445), we get a palindrome (75549694557).

The spelling of 54445340112 in words is "fifty-four billion, four hundred forty-five million, three hundred forty thousand, one hundred twelve".