1305630662342 has 4 divisors (see below), whose sum is σ = 1958445993516. Its totient is φ = 652815331170.

The previous prime is 1305630662299. The next prime is 1305630662359. The reversal of 1305630662342 is 2432660365031.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1305630662342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326407665584 + ... + 326407665587.

It is an arithmetic number, because the mean of its divisors is an integer number (489611498379).

Almost surely, 2^{1305630662342} is an apocalyptic number.

1305630662342 is a deficient number, since it is larger than the sum of its proper divisors (652815331174).

1305630662342 is an equidigital number, since it uses as much as digits as its factorization.

1305630662342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652815331173.

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 1305630662342 in words is "one trillion, three hundred five billion, six hundred thirty million, six hundred sixty-two thousand, three hundred forty-two".