51419799116 has 72 divisors (see below), whose sum is σ = 104963174400. Its totient is φ = 21589829856.

The previous prime is 51419799091. The next prime is 51419799131. The reversal of 51419799116 is 61199791415.

It is a super-2 number, since 2×51419799116² (a number of 22 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 24496235 + ... + 24498333.

Almost surely, 2^51419799116 is an apocalyptic number.

It is an amenable number.

51419799116 is an abundant number, since it is smaller than the sum of its proper divisors (53543375284).

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

51419799116 is a wasteful number, since it uses less digits than its factorization.

51419799116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403 (or 2318 counting only the distinct ones).

The product of its digits is 612360, while the sum is 53.

The spelling of 51419799116 in words is "fifty-one billion, four hundred nineteen million, seven hundred ninety-nine thousand, one hundred sixteen".