43452212311552 has 80 divisors (see below), whose sum is σ = 95393628792000. Its totient is φ = 19608911677440.

The previous prime is 43452212311511. The next prime is 43452212311553. The reversal of 43452212311552 is 25511321225434.

It is a super-2 number, since 2×43452212311552² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43452212311553) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26969802 + ... + 28535497.

It is an arithmetic number, because the mean of its divisors is an integer number (1192420359900).

Almost surely, 2^{43452212311552} is an apocalyptic number.

It is an amenable number.

43452212311552 is an abundant number, since it is smaller than the sum of its proper divisors (51941416480448).

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

43452212311552 is a wasteful number, since it uses less digits than its factorization.

43452212311552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55505467 (or 55505451 counting only the distinct ones).

The product of its digits is 288000, while the sum is 40.

Adding to 43452212311552 its reverse (25511321225434), we get a palindrome (68963533536986).

The spelling of 43452212311552 in words is "forty-three trillion, four hundred fifty-two billion, two hundred twelve million, three hundred eleven thousand, five hundred fifty-two".