985386601564 has 6 divisors (see below), whose sum is σ = 1724426552744. Its totient is φ = 492693300780.

The previous prime is 985386601561. The next prime is 985386601601. The reversal of 985386601564 is 465106683589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (985386601561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123173325192 + ... + 123173325199.

Almost surely, 2^985386601564 is an apocalyptic number.

It is an amenable number.

985386601564 is a deficient number, since it is larger than the sum of its proper divisors (739039951180).

985386601564 is a wasteful number, since it uses less digits than its factorization.

985386601564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246346650395 (or 246346650393 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 61.

The spelling of 985386601564 in words is "nine hundred eighty-five billion, three hundred eighty-six million, six hundred one thousand, five hundred sixty-four".