78046551226 has 32 divisors (see below), whose sum is σ = 134325128448. Its totient is φ = 33315891840.

The previous prime is 78046551211. The next prime is 78046551257. The reversal of 78046551226 is 62215564087.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9475606 + ... + 9483838.

It is an arithmetic number, because the mean of its divisors is an integer number (4197660264).

Almost surely, 2^78046551226 is an apocalyptic number.

78046551226 is a deficient number, since it is larger than the sum of its proper divisors (56278577222).

78046551226 is a wasteful number, since it uses less digits than its factorization.

78046551226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10846.

The product of its (nonzero) digits is 806400, while the sum is 46.

The spelling of 78046551226 in words is "seventy-eight billion, forty-six million, five hundred fifty-one thousand, two hundred twenty-six".