402066454256130 has 128 divisors (see below), whose sum is σ = 1025412735916800. Its totient is φ = 100608723938304.

The previous prime is 402066454256119. The next prime is 402066454256161. The reversal of 402066454256130 is 31652454660204.

It is a self number, because there is not a number n which added to its sum of digits gives 402066454256130.

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 63 ways as a sum of consecutive naturals, for example, 182624164 + ... + 184812656.

It is an arithmetic number, because the mean of its divisors is an integer number (8011036999350).

Almost surely, 2^{402066454256130} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402066454256130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512706367958400).

402066454256130 is an abundant number, since it is smaller than the sum of its proper divisors (623346281660670).

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

402066454256130 is a wasteful number, since it uses less digits than its factorization.

402066454256130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2191588.

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 402066454256130 in words is "four hundred two trillion, sixty-six billion, four hundred fifty-four million, two hundred fifty-six thousand, one hundred thirty".