50515154885 has 16 divisors (see below), whose sum is σ = 65428521984. Its totient is φ = 37219271232.

The previous prime is 50515154881. The next prime is 50515154981. The reversal of 50515154885 is 58845151505.

50515154885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50515154885 - 2² = 50515154881 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50515154881) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 848357 + ... + 905946.

It is an arithmetic number, because the mean of its divisors is an integer number (4089282624).

Almost surely, 2^50515154885 is an apocalyptic number.

It is an amenable number.

50515154885 is a deficient number, since it is larger than the sum of its proper divisors (14913367099).

50515154885 is a wasteful number, since it uses less digits than its factorization.

50515154885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754764.

The product of its (nonzero) digits is 800000, while the sum is 47.

The spelling of 50515154885 in words is "fifty billion, five hundred fifteen million, one hundred fifty-four thousand, eight hundred eighty-five".