8340956018938 has 8 divisors (see below), whose sum is σ = 12511458091188. Its totient is φ = 4170469988544.

The previous prime is 8340956018911. The next prime is 8340956018987. The reversal of 8340956018938 is 8398106590438.

It can be written as a sum of positive squares in 2 ways, for example, as 8229629025289 + 111326993649 = 2868733^2 + 333657^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 8340956018938.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2613231 + ... + 4848802.

Almost surely, 2^{8340956018938} is an apocalyptic number.

8340956018938 is a deficient number, since it is larger than the sum of its proper divisors (4170502072250).

8340956018938 is a wasteful number, since it uses less digits than its factorization.

8340956018938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8020928.

The product of its (nonzero) digits is 44789760, while the sum is 64.

The spelling of 8340956018938 in words is "eight trillion, three hundred forty billion, nine hundred fifty-six million, eighteen thousand, nine hundred thirty-eight".