505106465 has 8 divisors (see below), whose sum is σ = 641782440. Its totient is φ = 380315392.

The previous prime is 505106449. The next prime is 505106471. The reversal of 505106465 is 564601505.

It can be written as a sum of positive squares in 4 ways, for example, as 208715809 + 296390656 = 14447^2 + 17216^2 .

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 505106465 - 2⁴ = 505106449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2971130 + ... + 2971299.

It is an arithmetic number, because the mean of its divisors is an integer number (80222805).

Almost surely, 2^505106465 is an apocalyptic number.

It is an amenable number.

505106465 is a deficient number, since it is larger than the sum of its proper divisors (136675975).

505106465 is a wasteful number, since it uses less digits than its factorization.

505106465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5942451.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 505106465 is about 22474.5737445674. The cubic root of 505106465 is about 796.3933820051.

The spelling of 505106465 in words is "five hundred five million, one hundred six thousand, four hundred sixty-five".