465453521208 has 160 divisors (see below), whose sum is σ = 1405821463200. Its totient is φ = 143029193472.

The previous prime is 465453521107. The next prime is 465453521243. The reversal of 465453521208 is 802125354564.

465453521208 is a `hidden beast` number, since 4 + 6 + 54 + 53 + 521 + 20 + 8 = 666.

It is a super-2 number, since 2×465453521208² (a number of 24 digits) contains 22 as substring.

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 39 ways as a sum of consecutive naturals, for example, 6476013 + ... + 6547491.

It is an arithmetic number, because the mean of its divisors is an integer number (8786384145).

Almost surely, 2^465453521208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 465453521208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (702910731600).

465453521208 is an abundant number, since it is smaller than the sum of its proper divisors (940367941992).

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

465453521208 is a wasteful number, since it uses less digits than its factorization.

465453521208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72283 (or 72270 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 465453521208 in words is "four hundred sixty-five billion, four hundred fifty-three million, five hundred twenty-one thousand, two hundred eight".