51326066401226 has 64 divisors (see below), whose sum is σ = 82297209945600. Its totient is φ = 23938718662656.

The previous prime is 51326066401153. The next prime is 51326066401289. The reversal of 51326066401226 is 62210466062315.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 595822430 + ... + 595908566.

It is an arithmetic number, because the mean of its divisors is an integer number (1285893905400).

Almost surely, 2^{51326066401226} is an apocalyptic number.

51326066401226 is a deficient number, since it is larger than the sum of its proper divisors (30971143544374).

51326066401226 is a wasteful number, since it uses less digits than its factorization.

51326066401226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87183.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 51326066401226 in words is "fifty-one trillion, three hundred twenty-six billion, sixty-six million, four hundred one thousand, two hundred twenty-six".