50773232553 has 4 divisors (see below), whose sum is σ = 67697643408. Its totient is φ = 33848821700.

The previous prime is 50773232533. The next prime is 50773232561. The reversal of 50773232553 is 35523237705.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50773232553 - 2²² = 50769038249 is a prime.

It is a super-2 number, since 2×50773232553² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50773232533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8462205423 + ... + 8462205428.

It is an arithmetic number, because the mean of its divisors is an integer number (16924410852).

Almost surely, 2^50773232553 is an apocalyptic number.

It is an amenable number.

50773232553 is a deficient number, since it is larger than the sum of its proper divisors (16924410855).

50773232553 is a wasteful number, since it uses less digits than its factorization.

50773232553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16924410854.

The product of its (nonzero) digits is 661500, while the sum is 42.

The spelling of 50773232553 in words is "fifty billion, seven hundred seventy-three million, two hundred thirty-two thousand, five hundred fifty-three".