402434006650 has 192 divisors, whose sum is σ = 846945792000. Its totient is φ = 141253632000.

The previous prime is 402434006627. The next prime is 402434006651. The reversal of 402434006650 is 56600434204.

It is not an unprimeable number, because it can be changed into a prime (402434006651) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 383635326 + ... + 383636374.

It is an arithmetic number, because the mean of its divisors is an integer number (4411176000).

Almost surely, 2^402434006650 is an apocalyptic number.

402434006650 is an abundant number, since it is smaller than the sum of its proper divisors (444511785350).

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

402434006650 is a wasteful number, since it uses less digits than its factorization.

402434006650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425 (or 1420 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 402434006650 in words is "four hundred two billion, four hundred thirty-four million, six thousand, six hundred fifty".