78609036000 has 192 divisors, whose sum is σ = 280934873856. Its totient is φ = 19056704000.

The previous prime is 78609035971. The next prime is 78609036013. The reversal of 78609036000 is 63090687.

It is a self number, because there is not a number n which added to its sum of digits gives 78609036000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165762 + ... + 429761.

It is an arithmetic number, because the mean of its divisors is an integer number (1463202468).

Almost surely, 2^78609036000 is an apocalyptic number.

It is an amenable number.

78609036000 is an abundant number, since it is smaller than the sum of its proper divisors (202325837856).

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

78609036000 is a wasteful number, since it uses less digits than its factorization.

78609036000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595562 (or 595544 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The spelling of 78609036000 in words is "seventy-eight billion, six hundred nine million, thirty-six thousand".