459796779136 has 64 divisors (see below), whose sum is σ = 939600050400. Its totient is φ = 224001792000.

The previous prime is 459796779059. The next prime is 459796779163. The reversal of 459796779136 is 631977697954.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×459796779136² (a number of 24 digits) contains 22 as substring.

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, 2149011 + ... + 2353261.

Almost surely, 2^459796779136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 459796779136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (469800025200).

459796779136 is an abundant number, since it is smaller than the sum of its proper divisors (479803271264).

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

459796779136 is a wasteful number, since it uses less digits than its factorization.

459796779136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204717 (or 204705 counting only the distinct ones).

The product of its digits is 540101520, while the sum is 73.

The spelling of 459796779136 in words is "four hundred fifty-nine billion, seven hundred ninety-six million, seven hundred seventy-nine thousand, one hundred thirty-six".