402042204216 has 64 divisors (see below), whose sum is σ = 1122396000000. Its totient is φ = 133340616288.

The previous prime is 402042204181. The next prime is 402042204217. The reversal of 402042204216 is 612402240204.

402042204216 is a `hidden beast` number, since 4 + 0 + 20 + 422 + 0 + 4 + 216 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 402042204216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402042204217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4633666 + ... + 4719633.

It is an arithmetic number, because the mean of its divisors is an integer number (17537437500).

Almost surely, 2^402042204216 is an apocalyptic number.

It is an amenable number.

402042204216 is an abundant number, since it is smaller than the sum of its proper divisors (720353795784).

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

402042204216 is a wasteful number, since it uses less digits than its factorization.

402042204216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9353513 (or 9353503 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The spelling of 402042204216 in words is "four hundred two billion, forty-two million, two hundred four thousand, two hundred sixteen".