78522612464206 has 8 divisors (see below), whose sum is σ = 117894100101480. Its totient is φ = 39224579097048.

The previous prime is 78522612464189. The next prime is 78522612464207. The reversal of 78522612464206 is 60246421622587.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78522612464207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18363564856 + ... + 18363569131.

It is an arithmetic number, because the mean of its divisors is an integer number (14736762512685).

Almost surely, 2^{78522612464206} is an apocalyptic number.

78522612464206 is a deficient number, since it is larger than the sum of its proper divisors (39371487637274).

78522612464206 is a wasteful number, since it uses less digits than its factorization.

78522612464206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36727135058.

The product of its (nonzero) digits is 15482880, while the sum is 55.

The spelling of 78522612464206 in words is "seventy-eight trillion, five hundred twenty-two billion, six hundred twelve million, four hundred sixty-four thousand, two hundred six".