43272771522431 has 32 divisors (see below), whose sum is σ = 47985882126336. Its totient is φ = 38695195008000.

The previous prime is 43272771522209. The next prime is 43272771522437. The reversal of 43272771522431 is 13422517727234.

It is a cyclic number.

It is not a de Polignac number, because 43272771522431 - 2²² = 43272767328127 is a prime.

It is a super-2 number, since 2×43272771522431² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43272771522431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43272771522437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120768761 + ... + 121126541.

It is an arithmetic number, because the mean of its divisors is an integer number (1499558816448).

Almost surely, 2^{43272771522431} is an apocalyptic number.

43272771522431 is a deficient number, since it is larger than the sum of its proper divisors (4713110603905).

43272771522431 is a wasteful number, since it uses less digits than its factorization.

43272771522431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358583.

The product of its digits is 3951360, while the sum is 50.

The spelling of 43272771522431 in words is "forty-three trillion, two hundred seventy-two billion, seven hundred seventy-one million, five hundred twenty-two thousand, four hundred thirty-one".