505552101 has 8 divisors (see below), whose sum is σ = 674462304. Its totient is φ = 336838320.

The previous prime is 505552081. The next prime is 505552109. The reversal of 505552101 is 101255505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505552101 - 2⁷ = 505551973 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505552109) 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, 42990 + ... + 53471.

It is an arithmetic number, because the mean of its divisors is an integer number (84307788).

Almost surely, 2^505552101 is an apocalyptic number.

It is an amenable number.

505552101 is a deficient number, since it is larger than the sum of its proper divisors (168910203).

505552101 is a wasteful number, since it uses less digits than its factorization.

505552101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98211.

The product of its (nonzero) digits is 1250, while the sum is 24.

The square root of 505552101 is about 22484.4857846472. The cubic root of 505552101 is about 796.6275222408.

The spelling of 505552101 in words is "five hundred five million, five hundred fifty-two thousand, one hundred one".