78882037768556 has 48 divisors (see below), whose sum is σ = 150819193946400. Its totient is φ = 35801639262720.

The previous prime is 78882037768519. The next prime is 78882037768559. The reversal of 78882037768556 is 65586773028887.

It is not an unprimeable number, because it can be changed into a prime (78882037768559) 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, 114090410 + ... + 114779726.

It is an arithmetic number, because the mean of its divisors is an integer number (3142066540550).

Almost surely, 2^{78882037768556} is an apocalyptic number.

It is an amenable number.

78882037768556 is a deficient number, since it is larger than the sum of its proper divisors (71937156177844).

78882037768556 is a wasteful number, since it uses less digits than its factorization.

78882037768556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693234 (or 693232 counting only the distinct ones).

The product of its (nonzero) digits is 7586611200, while the sum is 80.

The spelling of 78882037768556 in words is "seventy-eight trillion, eight hundred eighty-two billion, thirty-seven million, seven hundred sixty-eight thousand, five hundred fifty-six".