412163802640 has 40 divisors (see below), whose sum is σ = 966761223768. Its totient is φ = 163406530560.

The previous prime is 412163802637. The next prime is 412163802683. The reversal of 412163802640 is 46208361214.

It can be written as a sum of positive squares in 4 ways, for example, as 30936588544 + 381227214096 = 175888^2 + 617436^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 412163802640.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22787631 + ... + 22805710.

Almost surely, 2^412163802640 is an apocalyptic number.

412163802640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

412163802640 is an abundant number, since it is smaller than the sum of its proper divisors (554597421128).

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

412163802640 is a wasteful number, since it uses less digits than its factorization.

412163802640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45593467 (or 45593461 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 412163802640 in words is "four hundred twelve billion, one hundred sixty-three million, eight hundred two thousand, six hundred forty".