402802343999 has 8 divisors (see below), whose sum is σ = 439614428880. Its totient is φ = 366022540800.

The previous prime is 402802343963. The next prime is 402802344001. The reversal of 402802343999 is 999343208204.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402802343999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402802343999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402802343399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8044322 + ... + 8094239.

It is an arithmetic number, because the mean of its divisors is an integer number (54951803610).

Almost surely, 2^402802343999 is an apocalyptic number.

402802343999 is a deficient number, since it is larger than the sum of its proper divisors (36812084881).

402802343999 is a wasteful number, since it uses less digits than its factorization.

402802343999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16140841.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 402802343999 in words is "four hundred two billion, eight hundred two million, three hundred forty-three thousand, nine hundred ninety-nine".