50121553323 has 16 divisors (see below), whose sum is σ = 66997709856. Its totient is φ = 33329936640.

The previous prime is 50121553319. The next prime is 50121553343. The reversal of 50121553323 is 32335512105.

It is not a de Polignac number, because 50121553323 - 2² = 50121553319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50121553343) 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, 5606365 + ... + 5615297.

It is an arithmetic number, because the mean of its divisors is an integer number (4187356866).

Almost surely, 2^50121553323 is an apocalyptic number.

50121553323 is a deficient number, since it is larger than the sum of its proper divisors (16876156533).

50121553323 is a wasteful number, since it uses less digits than its factorization.

50121553323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13454.

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 50121553323 in words is "fifty billion, one hundred twenty-one million, five hundred fifty-three thousand, three hundred twenty-three".