402564126050 has 24 divisors (see below), whose sum is σ = 772923124992. Its totient is φ = 155831274000.

The previous prime is 402564126011. The next prime is 402564126071. The reversal of 402564126050 is 50621465204.

It is a self number, because there is not a number n which added to its sum of digits gives 402564126050.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129857846 + ... + 129860945.

It is an arithmetic number, because the mean of its divisors is an integer number (32205130208).

Almost surely, 2^402564126050 is an apocalyptic number.

402564126050 is a deficient number, since it is larger than the sum of its proper divisors (370358998942).

402564126050 is a wasteful number, since it uses less digits than its factorization.

402564126050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259718834 (or 259718829 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 402564126050 in words is "four hundred two billion, five hundred sixty-four million, one hundred twenty-six thousand, fifty".