7873015865073 has 16 divisors (see below), whose sum is σ = 10818755861760. Its totient is φ = 5089732848144.

The previous prime is 7873015865069. The next prime is 7873015865111. The reversal of 7873015865073 is 3705685103787.

It is not a de Polignac number, because 7873015865073 - 2² = 7873015865069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7873015864998 and 7873015865016.

It is not an unprimeable number, because it can be changed into a prime (7873015885073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219518511 + ... + 219554372.

It is an arithmetic number, because the mean of its divisors is an integer number (676172241360).

Almost surely, 2^{7873015865073} is an apocalyptic number.

It is an amenable number.

7873015865073 is a deficient number, since it is larger than the sum of its proper divisors (2945739996687).

7873015865073 is a wasteful number, since it uses less digits than its factorization.

7873015865073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439073068.

The product of its (nonzero) digits is 29635200, while the sum is 60.

The spelling of 7873015865073 in words is "seven trillion, eight hundred seventy-three billion, fifteen million, eight hundred sixty-five thousand, seventy-three".