464647569625 has 8 divisors (see below), whose sum is σ = 579880167048. Its totient is φ = 371718055600.

The previous prime is 464647569593. The next prime is 464647569671. The reversal of 464647569625 is 526965746464.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 145549117081 + 319098452544 = 381509^2 + 564888^2 .

It is not a de Polignac number, because 464647569625 - 2⁵ = 464647569593 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1858590154 + ... + 1858590403.

It is an arithmetic number, because the mean of its divisors is an integer number (72485020881).

Almost surely, 2^464647569625 is an apocalyptic number.

It is an amenable number.

464647569625 is a deficient number, since it is larger than the sum of its proper divisors (115232597423).

464647569625 is an equidigital number, since it uses as much as digits as its factorization.

464647569625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3717180572 (or 3717180562 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 64.

The spelling of 464647569625 in words is "four hundred sixty-four billion, six hundred forty-seven million, five hundred sixty-nine thousand, six hundred twenty-five".