402420462846 has 16 divisors (see below), whose sum is σ = 806674281600. Its totient is φ = 133834594968.

The previous prime is 402420462841. The next prime is 402420462869. The reversal of 402420462846 is 648264024204.

It is a junction number, because it is equal to n+sod(n) for n = 402420462798 and 402420462807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402420462841) 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, 76386976 + ... + 76392243.

It is an arithmetic number, because the mean of its divisors is an integer number (50417142600).

Almost surely, 2^402420462846 is an apocalyptic number.

402420462846 is an abundant number, since it is smaller than the sum of its proper divisors (404253818754).

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

402420462846 is a wasteful number, since it uses less digits than its factorization.

402420462846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152779663.

The product of its (nonzero) digits is 589824, while the sum is 42.

The spelling of 402420462846 in words is "four hundred two billion, four hundred twenty million, four hundred sixty-two thousand, eight hundred forty-six".