7073399287445 has 8 divisors (see below), whose sum is σ = 8488096449336. Its totient is φ = 5658707893696.

The previous prime is 7073399287403. The next prime is 7073399287447. The reversal of 7073399287445 is 5447829933707.

It can be written as a sum of positive squares in 4 ways, for example, as 735764226289 + 6337635061156 = 857767^2 + 2517466^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7073399287445 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7073399287447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2004779 + ... + 4262151.

It is an arithmetic number, because the mean of its divisors is an integer number (1061012056167).

Almost surely, 2^{7073399287445} is an apocalyptic number.

It is an amenable number.

7073399287445 is a deficient number, since it is larger than the sum of its proper divisors (1414697161891).

7073399287445 is a wasteful number, since it uses less digits than its factorization.

7073399287445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884071.

The product of its (nonzero) digits is 320060160, while the sum is 68.

The spelling of 7073399287445 in words is "seven trillion, seventy-three billion, three hundred ninety-nine million, two hundred eighty-seven thousand, four hundred forty-five".