465328129536 has 80 divisors (see below), whose sum is σ = 1377403618800. Its totient is φ = 155109371904.

The previous prime is 465328129489. The next prime is 465328129543. The reversal of 465328129536 is 635921823564.

It is a happy number.

465328129536 is a `hidden beast` number, since 4 + 6 + 5 + 3 + 2 + 81 + 29 + 536 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent 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, 16816621 + ... + 16844268.

It is an arithmetic number, because the mean of its divisors is an integer number (17217545235).

Almost surely, 2^465328129536 is an apocalyptic number.

It is an amenable number.

465328129536 is an abundant number, since it is smaller than the sum of its proper divisors (912075489264).

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

465328129536 is an equidigital number, since it uses as much as digits as its factorization.

465328129536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33660916 (or 33660894 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The spelling of 465328129536 in words is "four hundred sixty-five billion, three hundred twenty-eight million, one hundred twenty-nine thousand, five hundred thirty-six".