50250505553 has 8 divisors (see below), whose sum is σ = 50846362728. Its totient is φ = 49656236544.

The previous prime is 50250505549. The next prime is 50250505559. The reversal of 50250505553 is 35550505205.

It can be written as a sum of positive squares in 4 ways, for example, as 2469791809 + 47780713744 = 49697^2 + 218588^2 .

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 50250505553 - 2² = 50250505549 is a prime.

It is a super-2 number, since 2×50250505553² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50250505559) 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, 333326 + ... + 460007.

It is an arithmetic number, because the mean of its divisors is an integer number (6355795341).

Almost surely, 2^50250505553 is an apocalyptic number.

It is an amenable number.

50250505553 is a deficient number, since it is larger than the sum of its proper divisors (595857175).

50250505553 is an equidigital number, since it uses as much as digits as its factorization.

50250505553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794083.

The product of its (nonzero) digits is 93750, while the sum is 35.

The spelling of 50250505553 in words is "fifty billion, two hundred fifty million, five hundred five thousand, five hundred fifty-three".