12700396016 has 80 divisors (see below), whose sum is σ = 30698535168. Its totient is φ = 4945036800.

The previous prime is 12700396003. The next prime is 12700396069. The reversal of 12700396016 is 61069300721.

It is a super-2 number, since 2×12700396016² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3116156 + ... + 3120228.

Almost surely, 2^12700396016 is an apocalyptic number.

12700396016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12700396016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15349267584).

12700396016 is an abundant number, since it is smaller than the sum of its proper divisors (17998139152).

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

12700396016 is a wasteful number, since it uses less digits than its factorization.

12700396016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6630 (or 6624 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 35.

Adding to 12700396016 its reverse (61069300721), we get a palindrome (73769696737).

The spelling of 12700396016 in words is "twelve billion, seven hundred million, three hundred ninety-six thousand, sixteen".