50061979412 has 6 divisors (see below), whose sum is σ = 87608463978. Its totient is φ = 25030989704.

The previous prime is 50061979369. The next prime is 50061979447. The reversal of 50061979412 is 21497916005.

It can be written as a sum of positive squares in only one way, i.e., 47626951696 + 2435027716 = 218236^2 + 49346^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6257747423 + ... + 6257747430.

It is an arithmetic number, because the mean of its divisors is an integer number (14601410663).

Almost surely, 2^50061979412 is an apocalyptic number.

It is an amenable number.

50061979412 is a deficient number, since it is larger than the sum of its proper divisors (37546484566).

50061979412 is a wasteful number, since it uses less digits than its factorization.

50061979412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12515494857 (or 12515494855 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 50061979412 in words is "fifty billion, sixty-one million, nine hundred seventy-nine thousand, four hundred twelve".