51926209916 has 12 divisors (see below), whose sum is σ = 103852419888. Its totient is φ = 22254089952.

The previous prime is 51926209903. The next prime is 51926209949. The reversal of 51926209916 is 61990262915.

51926209916 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 927253721 + ... + 927253776.

It is an arithmetic number, because the mean of its divisors is an integer number (8654368324).

Almost surely, 2^51926209916 is an apocalyptic number.

It is an amenable number.

51926209916 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51926209916 is a wasteful number, since it uses less digits than its factorization.

51926209916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854507508 (or 1854507506 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 50.

The spelling of 51926209916 in words is "fifty-one billion, nine hundred twenty-six million, two hundred nine thousand, nine hundred sixteen".