436249678961 has 16 divisors (see below), whose sum is σ = 472354713600. Its totient is φ = 401585627088.

The previous prime is 436249678919. The next prime is 436249678967. The reversal of 436249678961 is 169876942634.

It is a cyclic number.

It is not a de Polignac number, because 436249678961 - 2²² = 436245484657 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (436249678967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1633145 + ... + 1881398.

It is an arithmetic number, because the mean of its divisors is an integer number (29522169600).

Almost surely, 2^436249678961 is an apocalyptic number.

It is an amenable number.

436249678961 is a deficient number, since it is larger than the sum of its proper divisors (36105034639).

436249678961 is a wasteful number, since it uses less digits than its factorization.

436249678961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3514748.

The product of its digits is 94058496, while the sum is 65.

The spelling of 436249678961 in words is "four hundred thirty-six billion, two hundred forty-nine million, six hundred seventy-eight thousand, nine hundred sixty-one".