402841865804 has 12 divisors (see below), whose sum is σ = 805683731664. Its totient is φ = 172646513904.

The previous prime is 402841865791. The next prime is 402841865819. The reversal of 402841865804 is 408568148204.

402841865804 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7193604719 + ... + 7193604774.

It is an arithmetic number, because the mean of its divisors is an integer number (67140310972).

Almost surely, 2^402841865804 is an apocalyptic number.

It is an amenable number.

402841865804 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

402841865804 is a wasteful number, since it uses less digits than its factorization.

402841865804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14387209504 (or 14387209502 counting only the distinct ones).

The product of its (nonzero) digits is 1966080, while the sum is 50.

The spelling of 402841865804 in words is "four hundred two billion, eight hundred forty-one million, eight hundred sixty-five thousand, eight hundred four".