50940072961 has 8 divisors (see below), whose sum is σ = 51135303744. Its totient is φ = 50745121200.

The previous prime is 50940072947. The next prime is 50940073003. The reversal of 50940072961 is 16927004905.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50940072961 - 2²⁹ = 50403202049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50940072901) 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, 299811 + ... + 437911.

It is an arithmetic number, because the mean of its divisors is an integer number (6391912968).

Almost surely, 2^50940072961 is an apocalyptic number.

It is an amenable number.

50940072961 is a deficient number, since it is larger than the sum of its proper divisors (195230783).

50940072961 is a wasteful number, since it uses less digits than its factorization.

50940072961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139511.

The product of its (nonzero) digits is 136080, while the sum is 43.

The spelling of 50940072961 in words is "fifty billion, nine hundred forty million, seventy-two thousand, nine hundred sixty-one".