50515000145 has 8 divisors (see below), whose sum is σ = 60624344256. Its totient is φ = 40407770736.

The previous prime is 50515000141. The next prime is 50515000157. The reversal of 50515000145 is 54100051505.

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 50515000145 - 2² = 50515000141 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50515000141) 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, 475637 + ... + 572066.

It is an arithmetic number, because the mean of its divisors is an integer number (7578043032).

Almost surely, 2^50515000145 is an apocalyptic number.

It is an amenable number.

50515000145 is a deficient number, since it is larger than the sum of its proper divisors (10109344111).

50515000145 is a wasteful number, since it uses less digits than its factorization.

50515000145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057351.

The product of its (nonzero) digits is 2500, while the sum is 26.

The spelling of 50515000145 in words is "fifty billion, five hundred fifteen million, one hundred forty-five", and thus it is an aban number.