4985685900 has 162 divisors, whose sum is σ = 16922445540. Its totient is φ = 1227208320.

The previous prime is 4985685893. The next prime is 4985685961. The reversal of 4985685900 is 95865894.

It is a happy number.

4985685900 is a `hidden beast` number, since 49 + 8 + 5 + 6 + 8 + 590 + 0 = 666.

It is a super-3 number, since 3×4985685900³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 135711 + ... + 168489.

Almost surely, 2^4985685900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4985685900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8461222770).

4985685900 is an abundant number, since it is smaller than the sum of its proper divisors (11936759640).

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

4985685900 is a wasteful number, since it uses less digits than its factorization.

4985685900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32825 (or 32802 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The square root of 4985685900 is about 70609.3896022335. The cubic root of 4985685900 is about 1708.3426025804.

The spelling of 4985685900 in words is "four billion, nine hundred eighty-five million, six hundred eighty-five thousand, nine hundred".