12868733290 has 48 divisors (see below), whose sum is σ = 26957485152. Its totient is φ = 4410183456.

The previous prime is 12868733279. The next prime is 12868733291. The reversal of 12868733290 is 9233786821.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (12868733291) 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, 1498549 + ... + 1507111.

It is an arithmetic number, because the mean of its divisors is an integer number (561614274).

Almost surely, 2^12868733290 is an apocalyptic number.

12868733290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12868733290 is an abundant number, since it is smaller than the sum of its proper divisors (14088751862).

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

12868733290 is a wasteful number, since it uses less digits than its factorization.

12868733290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11651 (or 11644 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 12868733290 in words is "twelve billion, eight hundred sixty-eight million, seven hundred thirty-three thousand, two hundred ninety".