78092841218 has 8 divisors (see below), whose sum is σ = 133873442112. Its totient is φ = 33468360516.

The previous prime is 78092841209. The next prime is 78092841223. The reversal of 78092841218 is 81214829087.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2789030030 + ... + 2789030057.

It is an arithmetic number, because the mean of its divisors is an integer number (16734180264).

Almost surely, 2^78092841218 is an apocalyptic number.

78092841218 is a deficient number, since it is larger than the sum of its proper divisors (55780600894).

78092841218 is a wasteful number, since it uses less digits than its factorization.

78092841218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5578060096.

The product of its (nonzero) digits is 516096, while the sum is 50.

The spelling of 78092841218 in words is "seventy-eight billion, ninety-two million, eight hundred forty-one thousand, two hundred eighteen".