50989146956 has 24 divisors (see below), whose sum is σ = 97597108224. Its totient is φ = 23116363280.

The previous prime is 50989146941. The next prime is 50989146997. The reversal of 50989146956 is 65964198905.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1496000 + ... + 1529703.

It is an arithmetic number, because the mean of its divisors is an integer number (4066546176).

Almost surely, 2^50989146956 is an apocalyptic number.

It is an amenable number.

50989146956 is a deficient number, since it is larger than the sum of its proper divisors (46607961268).

50989146956 is a wasteful number, since it uses less digits than its factorization.

50989146956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026101 (or 3026099 counting only the distinct ones).

The product of its (nonzero) digits is 20995200, while the sum is 62.

The spelling of 50989146956 in words is "fifty billion, nine hundred eighty-nine million, one hundred forty-six thousand, nine hundred fifty-six".