7859325122491 has 8 divisors (see below), whose sum is σ = 7872796802000. Its totient is φ = 7845860167200.

The previous prime is 7859325122471. The next prime is 7859325122533. The reversal of 7859325122491 is 1942215239587.

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

It is a cyclic number.

It is not a de Polignac number, because 7859325122491 - 2⁹ = 7859325121979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7859325122461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661360 + ... + 4019458.

It is an arithmetic number, because the mean of its divisors is an integer number (984099600250).

Almost surely, 2^{7859325122491} is an apocalyptic number.

7859325122491 is a deficient number, since it is larger than the sum of its proper divisors (13471679509).

7859325122491 is a wasteful number, since it uses less digits than its factorization.

7859325122491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3362109.

The product of its digits is 10886400, while the sum is 58.

The spelling of 7859325122491 in words is "seven trillion, eight hundred fifty-nine billion, three hundred twenty-five million, one hundred twenty-two thousand, four hundred ninety-one".