462163621520 has 160 divisors (see below), whose sum is σ = 1123295247360. Its totient is φ = 176633487360.

The previous prime is 462163621499. The next prime is 462163621529. The reversal of 462163621520 is 25126361264.

It is a super-2 number, since 2×462163621520² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (462163621529) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 228002747 + ... + 228004773.

It is an arithmetic number, because the mean of its divisors is an integer number (7020595296).

Almost surely, 2^462163621520 is an apocalyptic number.

462163621520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 462163621520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (561647623680).

462163621520 is an abundant number, since it is smaller than the sum of its proper divisors (661131625840).

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

462163621520 is a wasteful number, since it uses less digits than its factorization.

462163621520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3193 (or 3187 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 462163621520 its reverse (25126361264), we get a palindrome (487289982784).

The spelling of 462163621520 in words is "four hundred sixty-two billion, one hundred sixty-three million, six hundred twenty-one thousand, five hundred twenty".