8126186087402 has 4 divisors (see below), whose sum is σ = 12189279131106. Its totient is φ = 4063093043700.

The previous prime is 8126186087329. The next prime is 8126186087431. The reversal of 8126186087402 is 2047806816218.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5560451679721 + 2565734407681 = 2358061^2 + 1601791^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2031546521849 + ... + 2031546521852.

Almost surely, 2^{8126186087402} is an apocalyptic number.

8126186087402 is a deficient number, since it is larger than the sum of its proper divisors (4063093043704).

8126186087402 is a wasteful number, since it uses less digits than its factorization.

8126186087402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4063093043703.

The product of its (nonzero) digits is 2064384, while the sum is 53.

The spelling of 8126186087402 in words is "eight trillion, one hundred twenty-six billion, one hundred eighty-six million, eighty-seven thousand, four hundred two".