8731490941378 has 4 divisors (see below), whose sum is σ = 13097236412070. Its totient is φ = 4365745470688.

The previous prime is 8731490941361. The next prime is 8731490941463.

It is a happy number.

8731490941378 is nontrivially palindromic in base 10.

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., 4970656873009 + 3760834068369 = 2229497^2 + 1939287^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2182872735343 + ... + 2182872735346.

Almost surely, 2^{8731490941378} is an apocalyptic number.

8731490941378 is a deficient number, since it is larger than the sum of its proper divisors (4365745470692).

8731490941378 is a wasteful number, since it uses less digits than its factorization.

8731490941378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365745470691.

The product of its (nonzero) digits is 36578304, while the sum is 64.

The spelling of 8731490941378 in words is "eight trillion, seven hundred thirty-one billion, four hundred ninety million, nine hundred forty-one thousand, three hundred seventy-eight".