12859484650 has 48 divisors (see below), whose sum is σ = 24368315328. Its totient is φ = 5047920000.

The previous prime is 12859484597. The next prime is 12859484657. The reversal of 12859484650 is 5648495821.

It is a super-3 number, since 3×12859484650³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12859484657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 616390 + ... + 636910.

It is an arithmetic number, because the mean of its divisors is an integer number (507673236).

Almost surely, 2^12859484650 is an apocalyptic number.

12859484650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12859484650 is a deficient number, since it is larger than the sum of its proper divisors (11508830678).

12859484650 is a wasteful number, since it uses less digits than its factorization.

12859484650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20767 (or 20762 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 52.

The spelling of 12859484650 in words is "twelve billion, eight hundred fifty-nine million, four hundred eighty-four thousand, six hundred fifty".