12652694000 has 80 divisors (see below), whose sum is σ = 30753671520. Its totient is φ = 5034700800.

The previous prime is 12652693987. The next prime is 12652694027. The reversal of 12652694000 is 49625621.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

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, 369611 + ... + 402389.

It is an arithmetic number, because the mean of its divisors is an integer number (384420894).

Almost surely, 2^12652694000 is an apocalyptic number.

12652694000 is a gapful number since it is divisible by the number (10) 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 12652694000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15376835760).

12652694000 is an abundant number, since it is smaller than the sum of its proper divisors (18100977520).

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

12652694000 is a wasteful number, since it uses less digits than its factorization.

12652694000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32995 (or 32979 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 12652694000 in words is "twelve billion, six hundred fifty-two million, six hundred ninety-four thousand".