50485553 has 4 divisors (see below), whose sum is σ = 50975808. Its totient is φ = 49995300.

The previous prime is 50485541. The next prime is 50485571. The reversal of 50485553 is 35558405.

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 50485553 - 2⁴ = 50485537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50485573) 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, 244973 + ... + 245178.

It is an arithmetic number, because the mean of its divisors is an integer number (12743952).

Almost surely, 2^50485553 is an apocalyptic number.

It is an amenable number.

50485553 is a deficient number, since it is larger than the sum of its proper divisors (490255).

50485553 is a wasteful number, since it uses less digits than its factorization.

50485553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490254.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 50485553 is about 7105.3186416937. The cubic root of 50485553 is about 369.5918386823.

It can be divided in two parts, 5048 and 5553, that added together give a palindrome (10601).

The spelling of 50485553 in words is "fifty million, four hundred eighty-five thousand, five hundred fifty-three".