485245721986 has 16 divisors (see below), whose sum is σ = 751579073280. Its totient is φ = 234724173840.

The previous prime is 485245721959. The next prime is 485245721993. The reversal of 485245721986 is 689127542584.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 998701 + ... + 1402816.

It is an arithmetic number, because the mean of its divisors is an integer number (46973692080).

Almost surely, 2^485245721986 is an apocalyptic number.

485245721986 is a deficient number, since it is larger than the sum of its proper divisors (266333351294).

485245721986 is a wasteful number, since it uses less digits than its factorization.

485245721986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404809.

The product of its digits is 38707200, while the sum is 61.

The spelling of 485245721986 in words is "four hundred eighty-five billion, two hundred forty-five million, seven hundred twenty-one thousand, nine hundred eighty-six".