402440202241 has 32 divisors (see below), whose sum is σ = 532142956800. Its totient is φ = 294651648000.

The previous prime is 402440202233. The next prime is 402440202271. The reversal of 402440202241 is 142202044204.

It is a cyclic number.

It is not a de Polignac number, because 402440202241 - 2³ = 402440202233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402440202221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 530935 + ... + 1042483.

It is an arithmetic number, because the mean of its divisors is an integer number (16629467400).

Almost surely, 2^402440202241 is an apocalyptic number.

It is an amenable number.

402440202241 is a deficient number, since it is larger than the sum of its proper divisors (129702754559).

402440202241 is a wasteful number, since it uses less digits than its factorization.

402440202241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512185.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 402440202241 its reverse (142202044204), we get a palindrome (544642246445).

The spelling of 402440202241 in words is "four hundred two billion, four hundred forty million, two hundred two thousand, two hundred forty-one".