402467852668 has 18 divisors (see below), whose sum is σ = 804942419288. Its totient is φ = 172484783880.

The previous prime is 402467852651. The next prime is 402467852681. The reversal of 402467852668 is 866258764204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3297003 + ... + 3416893.

Almost surely, 2^402467852668 is an apocalyptic number.

It is an amenable number.

402467852668 is an abundant number, since it is smaller than the sum of its proper divisors (402474566620).

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

402467852668 is an frugal number, since it uses more digits than its factorization.

402467852668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239793 (or 119900 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 58.

The spelling of 402467852668 in words is "four hundred two billion, four hundred sixty-seven million, eight hundred fifty-two thousand, six hundred sixty-eight".