985154364 has 18 divisors (see below), whose sum is σ = 2490251400. Its totient is φ = 328384776.

The previous prime is 985154353. The next prime is 985154383. The reversal of 985154364 is 463451589.

985154364 is a `hidden beast` number, since 98 + 515 + 43 + 6 + 4 = 666.

985154364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13682664 + ... + 13682735.

It is an arithmetic number, because the mean of its divisors is an integer number (138347300).

Almost surely, 2^985154364 is an apocalyptic number.

It is an amenable number.

985154364 is an abundant number, since it is smaller than the sum of its proper divisors (1505097036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

985154364 is a wasteful number, since it uses less digits than its factorization.

985154364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27365409 (or 27365404 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 985154364 is about 31387.1687796144. The cubic root of 985154364 is about 995.0267625774.

The spelling of 985154364 in words is "nine hundred eighty-five million, one hundred fifty-four thousand, three hundred sixty-four".