402434263351 has 8 divisors (see below), whose sum is σ = 411818893200. Its totient is φ = 393050801472.

The previous prime is 402434263349. The next prime is 402434263367. The reversal of 402434263351 is 153362434204.

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

It is a cyclic number.

It is not a de Polignac number, because 402434263351 - 2¹ = 402434263349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 402434263351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402434263951) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 425475 + ... + 992923.

It is an arithmetic number, because the mean of its divisors is an integer number (51477361650).

Almost surely, 2^402434263351 is an apocalyptic number.

402434263351 is a deficient number, since it is larger than the sum of its proper divisors (9384629849).

402434263351 is a wasteful number, since it uses less digits than its factorization.

402434263351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583985.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 402434263351 its reverse (153362434204), we get a palindrome (555796697555).

The spelling of 402434263351 in words is "four hundred two billion, four hundred thirty-four million, two hundred sixty-three thousand, three hundred fifty-one".