459240779790 has 128 divisors (see below), whose sum is σ = 1319653278720. Its totient is φ = 112974632064.

The previous prime is 459240779759. The next prime is 459240779801. The reversal of 459240779790 is 97977042954.

459240779790 is a `hidden beast` number, since 4 + 5 + 92 + 407 + 79 + 79 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5811927 + ... + 5890413.

It is an arithmetic number, because the mean of its divisors is an integer number (10309791240).

Almost surely, 2^459240779790 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 459240779790, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (659826639360).

459240779790 is an abundant number, since it is smaller than the sum of its proper divisors (860412498930).

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

459240779790 is a wasteful number, since it uses less digits than its factorization.

459240779790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80183 (or 80177 counting only the distinct ones).

The product of its (nonzero) digits is 40007520, while the sum is 63.

The spelling of 459240779790 in words is "four hundred fifty-nine billion, two hundred forty million, seven hundred seventy-nine thousand, seven hundred ninety".