463743221632 has 32 divisors (see below), whose sum is σ = 943520130720. Its totient is φ = 226938169344.

The previous prime is 463743221611. The next prime is 463743221633. The reversal of 463743221632 is 236122347364.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463743221633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38536473 + ... + 38548504.

It is an arithmetic number, because the mean of its divisors is an integer number (29485004085).

Almost surely, 2^463743221632 is an apocalyptic number.

It is an amenable number.

463743221632 is an abundant number, since it is smaller than the sum of its proper divisors (479776909088).

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

463743221632 is an equidigital number, since it uses as much as digits as its factorization.

463743221632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77085038 (or 77085026 counting only the distinct ones).

The product of its digits is 870912, while the sum is 43.

Adding to 463743221632 its reverse (236122347364), we get a palindrome (699865568996).

The spelling of 463743221632 in words is "four hundred sixty-three billion, seven hundred forty-three million, two hundred twenty-one thousand, six hundred thirty-two".