71034451402 has 8 divisors (see below), whose sum is σ = 106930865412. Its totient is φ = 35390829600.

The previous prime is 71034451391. The next prime is 71034451519. The reversal of 71034451402 is 20415443017.

It can be written as a sum of positive squares in 2 ways, for example, as 70980149241 + 54302161 = 266421^2 + 7369^2 .

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

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, 63197349 + ... + 63198472.

Almost surely, 2^71034451402 is an apocalyptic number.

71034451402 is a deficient number, since it is larger than the sum of its proper divisors (35896414010).

71034451402 is a wasteful number, since it uses less digits than its factorization.

71034451402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126396104.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 71034451402 its reverse (20415443017), we get a palindrome (91449894419).

The spelling of 71034451402 in words is "seventy-one billion, thirty-four million, four hundred fifty-one thousand, four hundred two".