50551323988 has 24 divisors (see below), whose sum is σ = 96836473440. Its totient is φ = 22899445920.

The previous prime is 50551323941. The next prime is 50551323989. The reversal of 50551323988 is 88932315505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50551323989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1947678 + ... + 1973461.

It is an arithmetic number, because the mean of its divisors is an integer number (4034853060).

Almost surely, 2^50551323988 is an apocalyptic number.

It is an amenable number.

50551323988 is a deficient number, since it is larger than the sum of its proper divisors (46285149452).

50551323988 is a wasteful number, since it uses less digits than its factorization.

50551323988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3921447 (or 3921445 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 49.

The spelling of 50551323988 in words is "fifty billion, five hundred fifty-one million, three hundred twenty-three thousand, nine hundred eighty-eight".