12933645078 has 32 divisors (see below), whose sum is σ = 27892851840. Its totient is φ = 3984690240.

The previous prime is 12933645077. The next prime is 12933645089. The reversal of 12933645078 is 87054633921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12933645073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1378900 + ... + 1388247.

It is an arithmetic number, because the mean of its divisors is an integer number (871651620).

It is a 1-persistent number, because it is pandigital, but 2⋅12933645078 = 25867290156 is not.

Almost surely, 2^12933645078 is an apocalyptic number.

12933645078 is an abundant number, since it is smaller than the sum of its proper divisors (14959206762).

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

12933645078 is a wasteful number, since it uses less digits than its factorization.

12933645078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767212.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 12933645078 in words is "twelve billion, nine hundred thirty-three million, six hundred forty-five thousand, seventy-eight".