461500065 has 64 divisors (see below), whose sum is σ = 898732800. Its totient is φ = 223299072.

The previous prime is 461500051. The next prime is 461500103. The reversal of 461500065 is 560005164.

It is a happy number.

It is not a de Polignac number, because 461500065 - 2⁸ = 461499809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 101317 + ... + 105773.

It is an arithmetic number, because the mean of its divisors is an integer number (14042700).

Almost surely, 2^461500065 is an apocalyptic number.

461500065 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

461500065 is a deficient number, since it is larger than the sum of its proper divisors (437232735).

461500065 is a wasteful number, since it uses less digits than its factorization.

461500065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4543 (or 4537 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 461500065 is about 21482.5525717965. The cubic root of 461500065 is about 772.7824586842.

The spelling of 461500065 in words is "four hundred sixty-one million, five hundred thousand, sixty-five".