55543045245012 has 144 divisors (see below), whose sum is σ = 151638723250560. Its totient is φ = 17040647635200.

The previous prime is 55543045244987. The next prime is 55543045245097. The reversal of 55543045245012 is 21054254034555.

55543045245012 is a `hidden beast` number, since 5 + 5 + 54 + 30 + 45 + 24 + 501 + 2 = 666.

It is a super-2 number, since 2×55543045245012² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2481694062 + ... + 2481716442.

It is an arithmetic number, because the mean of its divisors is an integer number (1053046689240).

Almost surely, 2^{55543045245012} is an apocalyptic number.

55543045245012 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55543045245012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75819361625280).

55543045245012 is an abundant number, since it is smaller than the sum of its proper divisors (96095678005548).

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

55543045245012 is a wasteful number, since it uses less digits than its factorization.

55543045245012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37534 (or 37529 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

Adding to 55543045245012 its reverse (21054254034555), we get a palindrome (76597299279567).

The spelling of 55543045245012 in words is "fifty-five trillion, five hundred forty-three billion, forty-five million, two hundred forty-five thousand, twelve".