85963943601 has 8 divisors (see below), whose sum is σ = 127353990560. Its totient is φ = 57309295716.

The previous prime is 85963943579. The next prime is 85963943657. The reversal of 85963943601 is 10634936958.

85963943601 is a `hidden beast` number, since 8 + 596 + 3 + 9 + 43 + 6 + 0 + 1 = 666.

It is not a de Polignac number, because 85963943601 - 2⁷ = 85963943473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85963943201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1591924855 + ... + 1591924908.

It is an arithmetic number, because the mean of its divisors is an integer number (15919248820).

Almost surely, 2^85963943601 is an apocalyptic number.

It is an amenable number.

85963943601 is a deficient number, since it is larger than the sum of its proper divisors (41390046959).

85963943601 is a wasteful number, since it uses less digits than its factorization.

85963943601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183849772 (or 3183849766 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 85963943601 in words is "eighty-five billion, nine hundred sixty-three million, nine hundred forty-three thousand, six hundred one".