203424059664 has 480 divisors, whose sum is σ = 713784314880. Its totient is φ = 54787954176.

The previous prime is 203424059647. The next prime is 203424059677. The reversal of 203424059664 is 466950424302.

203424059664 is a `hidden beast` number, since 2 + 0 + 34 + 24 + 0 + 596 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 117381742 + ... + 117383474.

It is an arithmetic number, because the mean of its divisors is an integer number (1487050656).

Almost surely, 2^203424059664 is an apocalyptic number.

203424059664 is a gapful number since it is divisible by the number (24) 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 203424059664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356892157440).

203424059664 is an abundant number, since it is smaller than the sum of its proper divisors (510360255216).

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

203424059664 is a wasteful number, since it uses less digits than its factorization.

203424059664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009 (or 1991 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 203424059664 in words is "two hundred three billion, four hundred twenty-four million, fifty-nine thousand, six hundred sixty-four".