50553052553 has 4 divisors (see below), whose sum is σ = 50571827268. Its totient is φ = 50534277840.

The previous prime is 50553052549. The next prime is 50553052579. The reversal of 50553052553 is 35525035505.

50553052553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 26387728249 + 24165324304 = 162443^2 + 155452^2 .

It is a cyclic number.

It is not a de Polignac number, because 50553052553 - 2² = 50553052549 is a prime.

It is a super-2 number, since 2×50553052553² (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 (50553057553) 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, 9383318 + ... + 9388703.

It is an arithmetic number, because the mean of its divisors is an integer number (12642956817).

Almost surely, 2^50553052553 is an apocalyptic number.

It is an amenable number.

50553052553 is a deficient number, since it is larger than the sum of its proper divisors (18774715).

50553052553 is a wasteful number, since it uses less digits than its factorization.

50553052553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18774714.

The product of its (nonzero) digits is 281250, while the sum is 38.

The spelling of 50553052553 in words is "fifty billion, five hundred fifty-three million, fifty-two thousand, five hundred fifty-three".