7086344642 has 8 divisors (see below), whose sum is σ = 11447172156. Its totient is φ = 3270620592.

The previous prime is 7086344627. The next prime is 7086344669. The reversal of 7086344642 is 2464436807.

It can be written as a sum of positive squares in 2 ways, for example, as 4946449561 + 2139895081 = 70331^2 + 46259^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 7086344593 and 7086344602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136275833 + ... + 136275884.

Almost surely, 2^7086344642 is an apocalyptic number.

7086344642 is a deficient number, since it is larger than the sum of its proper divisors (4360827514).

7086344642 is a wasteful number, since it uses less digits than its factorization.

7086344642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272551732.

The product of its (nonzero) digits is 774144, while the sum is 44.

The square root of 7086344642 is about 84180.4290913274. The cubic root of 7086344642 is about 1920.7643659797.

The spelling of 7086344642 in words is "seven billion, eighty-six million, three hundred forty-four thousand, six hundred forty-two".