1306623326044 has 48 divisors (see below), whose sum is σ = 2391450868800. Its totient is φ = 623482635776.

The previous prime is 1306623326023. The next prime is 1306623326111. The reversal of 1306623326044 is 4406233266031.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1306623325988 and 1306623326006.

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, 97002942 + ... + 97016410.

It is an arithmetic number, because the mean of its divisors is an integer number (49821893100).

Almost surely, 2^{1306623326044} is an apocalyptic number.

It is an amenable number.

1306623326044 is a deficient number, since it is larger than the sum of its proper divisors (1084827542756).

1306623326044 is a wasteful number, since it uses less digits than its factorization.

1306623326044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15822 (or 15820 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 40.

The spelling of 1306623326044 in words is "one trillion, three hundred six billion, six hundred twenty-three million, three hundred twenty-six thousand, forty-four".