1306623442164 has 48 divisors (see below), whose sum is σ = 3079168114176. Its totient is φ = 431201680000.

The previous prime is 1306623442147. The next prime is 1306623442303. The reversal of 1306623442164 is 4612443266031.

It is a super-2 number, since 2×1306623442164² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30578014 + ... + 30620714.

It is an arithmetic number, because the mean of its divisors is an integer number (64149335712).

Almost surely, 2^{1306623442164} is an apocalyptic number.

It is an amenable number.

1306623442164 is an abundant number, since it is smaller than the sum of its proper divisors (1772544672012).

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

1306623442164 is a wasteful number, since it uses less digits than its factorization.

1306623442164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68056 (or 68054 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 1306623442164 in words is "one trillion, three hundred six billion, six hundred twenty-three million, four hundred forty-two thousand, one hundred sixty-four".