859090886641 has 32 divisors (see below), whose sum is σ = 947922393600. Its totient is φ = 773622877440.

The previous prime is 859090886639. The next prime is 859090886669. The reversal of 859090886641 is 146688090958.

It is a cyclic number.

It is not a de Polignac number, because 859090886641 - 2¹ = 859090886639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (859090886041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367288650 + ... + 367290988.

It is an arithmetic number, because the mean of its divisors is an integer number (29622574800).

Almost surely, 2^859090886641 is an apocalyptic number.

It is an amenable number.

859090886641 is a deficient number, since it is larger than the sum of its proper divisors (88831506959).

859090886641 is a wasteful number, since it uses less digits than its factorization.

859090886641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4089.

The product of its (nonzero) digits is 29859840, while the sum is 64.

The spelling of 859090886641 in words is "eight hundred fifty-nine billion, ninety million, eight hundred eighty-six thousand, six hundred forty-one".