71226434604986 has 8 divisors (see below), whose sum is σ = 106898974318164. Its totient is φ = 35593443165600.

The previous prime is 71226434604961. The next prime is 71226434604989. The reversal of 71226434604986 is 68940643462217.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 69518658706225 + 1707775898761 = 8337785^2 + 1306819^2 .

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

It is not an unprimeable number, because it can be changed into a prime (71226434604989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9887063945 + ... + 9887071148.

Almost surely, 2^{71226434604986} is an apocalyptic number.

71226434604986 is a deficient number, since it is larger than the sum of its proper divisors (35672539713178).

71226434604986 is a wasteful number, since it uses less digits than its factorization.

71226434604986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19774136896.

The product of its (nonzero) digits is 83607552, while the sum is 62.

The spelling of 71226434604986 in words is "seventy-one trillion, two hundred twenty-six billion, four hundred thirty-four million, six hundred four thousand, nine hundred eighty-six".