2000404200402 has 24 divisors (see below), whose sum is σ = 4405261711500. Its totient is φ = 655870229280.

The previous prime is 2000404200371. The next prime is 2000404200427. The reversal of 2000404200402 is 2040024040002.

2000404200402 is a `hidden beast` number, since 20 + 0 + 0 + 40 + 4 + 200 + 402 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1354456043721 + 645948156681 = 1163811^2 + 803709^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 910929777 + ... + 910931972.

Almost surely, 2^{2000404200402} is an apocalyptic number.

2000404200402 is an abundant number, since it is smaller than the sum of its proper divisors (2404857511098).

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

2000404200402 is a wasteful number, since it uses less digits than its factorization.

2000404200402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1821861818 (or 1821861815 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 2000404200402 its reverse (2040024040002), we get a palindrome (4040428240404).

The spelling of 2000404200402 in words is "two trillion, four hundred four million, two hundred thousand, four hundred two".