505525465 has 8 divisors (see below), whose sum is σ = 606989448. Its totient is φ = 404181120.

The previous prime is 505525439. The next prime is 505525469. The reversal of 505525465 is 564525505.

It can be written as a sum of positive squares in 4 ways, for example, as 57441241 + 448084224 = 7579^2 + 21168^2 .

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

It is not a de Polignac number, because 505525465 - 2⁷ = 505525337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505525469) 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, 20332 + ... + 37741.

It is an arithmetic number, because the mean of its divisors is an integer number (75873681).

Almost surely, 2^505525465 is an apocalyptic number.

It is an amenable number.

505525465 is a deficient number, since it is larger than the sum of its proper divisors (101463983).

505525465 is a wasteful number, since it uses less digits than its factorization.

505525465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59819.

The product of its (nonzero) digits is 150000, while the sum is 37.

The square root of 505525465 is about 22483.8934573174. The cubic root of 505525465 is about 796.6135313693.

The spelling of 505525465 in words is "five hundred five million, five hundred twenty-five thousand, four hundred sixty-five".