51326107636 has 12 divisors (see below), whose sum is σ = 91161296128. Its totient is φ = 25280023032.

The previous prime is 51326107597. The next prime is 51326107687. The reversal of 51326107636 is 63670162315.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 95757396 + ... + 95757931.

Almost surely, 2^51326107636 is an apocalyptic number.

It is an amenable number.

51326107636 is a deficient number, since it is larger than the sum of its proper divisors (39835188492).

51326107636 is a wasteful number, since it uses less digits than its factorization.

51326107636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191515398 (or 191515396 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 51326107636 in words is "fifty-one billion, three hundred twenty-six million, one hundred seven thousand, six hundred thirty-six".