1073638395441 has 12 divisors (see below), whose sum is σ = 1555130828160. Its totient is φ = 713765170680.

The previous prime is 1073638395439. The next prime is 1073638395443. The reversal of 1073638395441 is 1445938363701.

1073638395441 is a `hidden beast` number, since 1 + 0 + 7 + 3 + 63 + 8 + 39 + 544 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1073638395439) and next prime (1073638395443).

It is not a de Polignac number, because 1073638395441 - 2¹ = 1073638395439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1073638395443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166143225 + ... + 166149686.

It is an arithmetic number, because the mean of its divisors is an integer number (129594235680).

Almost surely, 2^{1073638395441} is an apocalyptic number.

It is an amenable number.

1073638395441 is a deficient number, since it is larger than the sum of its proper divisors (481492432719).

1073638395441 is a wasteful number, since it uses less digits than its factorization.

1073638395441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332293276 (or 332293273 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 1073638395441 in words is "one trillion, seventy-three billion, six hundred thirty-eight million, three hundred ninety-five thousand, four hundred forty-one".