272389051687 has 16 divisors (see below), whose sum is σ = 285609250080. Its totient is φ = 259485811200.

The previous prime is 272389051679. The next prime is 272389051691. The reversal of 272389051687 is 786150983272.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 272389051687 - 2³ = 272389051679 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 (272389051667) 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 15 ways as a sum of consecutive naturals, for example, 6199737 + ... + 6243517.

It is an arithmetic number, because the mean of its divisors is an integer number (17850578130).

Almost surely, 2^272389051687 is an apocalyptic number.

272389051687 is a deficient number, since it is larger than the sum of its proper divisors (13220198393).

272389051687 is a wasteful number, since it uses less digits than its factorization.

272389051687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47394.

The product of its (nonzero) digits is 10160640, while the sum is 58.

The spelling of 272389051687 in words is "two hundred seventy-two billion, three hundred eighty-nine million, fifty-one thousand, six hundred eighty-seven".