464665404520 has 16 divisors (see below), whose sum is σ = 1045497160260. Its totient is φ = 185866161792.

The previous prime is 464665404503. The next prime is 464665404523. The reversal of 464665404520 is 25404566464.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 420290296804 + 44375107716 = 648298^2 + 210654^2 .

It is not an unprimeable number, because it can be changed into a prime (464665404523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5808317517 + ... + 5808317596.

Almost surely, 2^464665404520 is an apocalyptic number.

464665404520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

464665404520 is an abundant number, since it is smaller than the sum of its proper divisors (580831755740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

464665404520 is a wasteful number, since it uses less digits than its factorization.

464665404520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11616635124 (or 11616635120 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 46.

The spelling of 464665404520 in words is "four hundred sixty-four billion, six hundred sixty-five million, four hundred four thousand, five hundred twenty".