402341660613 has 6 divisors (see below), whose sum is σ = 581160176454. Its totient is φ = 268227773736.

The previous prime is 402341660569. The next prime is 402341660683. The reversal of 402341660613 is 316066143204.

402341660613 is a `hidden beast` number, since 4 + 0 + 2 + 3 + 41 + 6 + 606 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 331427035809 + 70914624804 = 575697^2 + 266298^2 .

It is not a de Polignac number, because 402341660613 - 2⁹ = 402341660101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402341660683) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 22352314470 + ... + 22352314487.

It is an arithmetic number, because the mean of its divisors is an integer number (96860029409).

Almost surely, 2^402341660613 is an apocalyptic number.

It is an amenable number.

402341660613 is a deficient number, since it is larger than the sum of its proper divisors (178818515841).

402341660613 is a wasteful number, since it uses less digits than its factorization.

402341660613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44704628963 (or 44704628960 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 402341660613 in words is "four hundred two billion, three hundred forty-one million, six hundred sixty thousand, six hundred thirteen".