43272788346556 has 48 divisors (see below), whose sum is σ = 79659957565440. Its totient is φ = 20539550640960.

The previous prime is 43272788346553. The next prime is 43272788346563. The reversal of 43272788346556 is 65564388727234.

It is a super-2 number, since 2×43272788346556² (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 (43272788346553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34792225 + ... + 36014503.

It is an arithmetic number, because the mean of its divisors is an integer number (1659582449280).

Almost surely, 2^{43272788346556} is an apocalyptic number.

It is an amenable number.

43272788346556 is a deficient number, since it is larger than the sum of its proper divisors (36387169218884).

43272788346556 is a wasteful number, since it uses less digits than its factorization.

43272788346556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227754 (or 1227752 counting only the distinct ones).

The product of its digits is 1625702400, while the sum is 70.

The spelling of 43272788346556 in words is "forty-three trillion, two hundred seventy-two billion, seven hundred eighty-eight million, three hundred forty-six thousand, five hundred fifty-six".