402682802040 has 48 divisors (see below), whose sum is σ = 1308719107800. Its totient is φ = 107382080448.

The previous prime is 402682802023. The next prime is 402682802051. The reversal of 402682802040 is 40208286204.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 402682801986 and 402682802004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 559281310 + ... + 559282029.

Almost surely, 2^402682802040 is an apocalyptic number.

402682802040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402682802040 is an abundant number, since it is smaller than the sum of its proper divisors (906036305760).

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

402682802040 is a wasteful number, since it uses less digits than its factorization.

402682802040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118563356 (or 1118563349 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 36.

The spelling of 402682802040 in words is "four hundred two billion, six hundred eighty-two million, eight hundred two thousand, forty".