726489984627 has 12 divisors (see below), whose sum is σ = 1144772097144. Its totient is φ = 440296960320.

The previous prime is 726489984607. The next prime is 726489984667.

726489984627 is a `hidden beast` number, since 7 + 2 + 6 + 489 + 9 + 84 + 62 + 7 = 666.

726489984627 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 726489984627 - 2¹⁰ = 726489983603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (726489984607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3669141238 + ... + 3669141435.

It is an arithmetic number, because the mean of its divisors is an integer number (95397674762).

Almost surely, 2^726489984627 is an apocalyptic number.

726489984627 is a deficient number, since it is larger than the sum of its proper divisors (418282112517).

726489984627 is a wasteful number, since it uses less digits than its factorization.

726489984627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7338282690 (or 7338282687 counting only the distinct ones).

The product of its digits is 585252864, while the sum is 72.

The spelling of 726489984627 in words is "seven hundred twenty-six billion, four hundred eighty-nine million, nine hundred eighty-four thousand, six hundred twenty-seven".