662000231898432 has 672 divisors, whose sum is σ = 2274174413881344. Its totient is φ = 180132338073600.

The previous prime is 662000231898413. The next prime is 662000231898433. The reversal of 662000231898432 is 234898132000266.

662000231898432 is a `hidden beast` number, since 6 + 6 + 2 + 0 + 0 + 0 + 23 + 189 + 8 + 432 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662000231898433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8634034048 + ... + 8634110720.

Almost surely, 2^{662000231898432} is an apocalyptic number.

662000231898432 is a gapful number since it is divisible by the number (62) 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 662000231898432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1137087206940672).

662000231898432 is an abundant number, since it is smaller than the sum of its proper divisors (1612174181982912).

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

662000231898432 is a wasteful number, since it uses less digits than its factorization.

662000231898432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77827 (or 77814 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

Adding to 662000231898432 its reverse (234898132000266), we get a palindrome (896898363898698).

The spelling of 662000231898432 in words is "six hundred sixty-two trillion, two hundred thirty-one million, eight hundred ninety-eight thousand, four hundred thirty-two".