402871626796 has 24 divisors (see below), whose sum is σ = 746524658880. Its totient is φ = 189579731712.

The previous prime is 402871626791. The next prime is 402871626811. The reversal of 402871626796 is 697626178204.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 402871626796.

It is not an unprimeable number, because it can be changed into a prime (402871626791) 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, 2098525 + ... + 2282443.

It is an arithmetic number, because the mean of its divisors is an integer number (31105194120).

Almost surely, 2^402871626796 is an apocalyptic number.

It is an amenable number.

402871626796 is a deficient number, since it is larger than the sum of its proper divisors (343653032084).

402871626796 is a wasteful number, since it uses less digits than its factorization.

402871626796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216153 (or 216151 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 58.

The spelling of 402871626796 in words is "four hundred two billion, eight hundred seventy-one million, six hundred twenty-six thousand, seven hundred ninety-six".