78242576422826 has 8 divisors (see below), whose sum is σ = 117508579636224. Its totient is φ = 39073049877420.

The previous prime is 78242576422819. The next prime is 78242576422873. The reversal of 78242576422826 is 62822467524287.

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

It is a super-3 number, since 3×78242576422826³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 24119164970 + ... + 24119168213.

It is an arithmetic number, because the mean of its divisors is an integer number (14688572454528).

Almost surely, 2^{78242576422826} is an apocalyptic number.

78242576422826 is a deficient number, since it is larger than the sum of its proper divisors (39266003213398).

78242576422826 is a wasteful number, since it uses less digits than its factorization.

78242576422826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48238333996.

The product of its digits is 289013760, while the sum is 65.

The spelling of 78242576422826 in words is "seventy-eight trillion, two hundred forty-two billion, five hundred seventy-six million, four hundred twenty-two thousand, eight hundred twenty-six".