400605513023202 has 8 divisors (see below), whose sum is σ = 801211026046416. Its totient is φ = 133535171007732.

The previous prime is 400605513023197. The next prime is 400605513023249. The reversal of 400605513023202 is 202320315506004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

400605513023202 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33383792751928 + ... + 33383792751939.

It is an arithmetic number, because the mean of its divisors is an integer number (100151378255802).

Almost surely, 2^{400605513023202} is an apocalyptic number.

400605513023202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

400605513023202 is a wasteful number, since it uses less digits than its factorization.

400605513023202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66767585503872.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 400605513023202 its reverse (202320315506004), we get a palindrome (602925828529206).

The spelling of 400605513023202 in words is "four hundred trillion, six hundred five billion, five hundred thirteen million, twenty-three thousand, two hundred two".