459881780605408 has 48 divisors (see below), whose sum is σ = 1041678529970400. Its totient is φ = 195769425286656.

The previous prime is 459881780605381. The next prime is 459881780605427. The reversal of 459881780605408 is 804506087188954.

It is a super-2 number, since 2×459881780605408² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6889374891 + ... + 6889441642.

It is an arithmetic number, because the mean of its divisors is an integer number (21701636041050).

Almost surely, 2^{459881780605408} is an apocalyptic number.

It is an amenable number.

459881780605408 is an abundant number, since it is smaller than the sum of its proper divisors (581796749364992).

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

459881780605408 is a wasteful number, since it uses less digits than its factorization.

459881780605408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13778816699 (or 13778816691 counting only the distinct ones).

The product of its (nonzero) digits is 619315200, while the sum is 73.

The spelling of 459881780605408 in words is "four hundred fifty-nine trillion, eight hundred eighty-one billion, seven hundred eighty million, six hundred five thousand, four hundred eight".