50453621063 has 4 divisors (see below), whose sum is σ = 50664724320. Its totient is φ = 50242517808.

The previous prime is 50453621027. The next prime is 50453621111. The reversal of 50453621063 is 36012635405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50453621063 - 2²⁰ = 50452572487 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 (50453621263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105551270 + ... + 105551747.

It is an arithmetic number, because the mean of its divisors is an integer number (12666181080).

Almost surely, 2^50453621063 is an apocalyptic number.

50453621063 is a deficient number, since it is larger than the sum of its proper divisors (211103257).

50453621063 is a wasteful number, since it uses less digits than its factorization.

50453621063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211103256.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 50453621063 in words is "fifty billion, four hundred fifty-three million, six hundred twenty-one thousand, sixty-three".