459378360020 has 48 divisors (see below), whose sum is σ = 985394446848. Its totient is φ = 179809893120.

The previous prime is 459378360017. The next prime is 459378360043. The reversal of 459378360020 is 20063873954.

It is a happy number.

It is a super-2 number, since 2×459378360020² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5668385 + ... + 5748855.

It is an arithmetic number, because the mean of its divisors is an integer number (20529050976).

Almost surely, 2^459378360020 is an apocalyptic number.

It is an amenable number.

459378360020 is an abundant number, since it is smaller than the sum of its proper divisors (526016086828).

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

459378360020 is a wasteful number, since it uses less digits than its factorization.

459378360020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86600 (or 86598 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 459378360020 in words is "four hundred fifty-nine billion, three hundred seventy-eight million, three hundred sixty thousand, twenty".