4431116207551 has 8 divisors (see below), whose sum is σ = 4850443062864. Its totient is φ = 4014539037120.

The previous prime is 4431116207549. The next prime is 4431116207569. The reversal of 4431116207551 is 1557026111344.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4431116207551 - 2¹ = 4431116207549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4431116207051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 687417846 + ... + 687424291.

It is an arithmetic number, because the mean of its divisors is an integer number (606305382858).

Almost surely, 2^{4431116207551} is an apocalyptic number.

4431116207551 is a deficient number, since it is larger than the sum of its proper divisors (419326855313).

4431116207551 is a wasteful number, since it uses less digits than its factorization.

4431116207551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374842441.

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 4431116207551 in words is "four trillion, four hundred thirty-one billion, one hundred sixteen million, two hundred seven thousand, five hundred fifty-one".