71070003738 has 12 divisors (see below), whose sum is σ = 153985008138. Its totient is φ = 23690001240.

The previous prime is 71070003689. The next prime is 71070003793. The reversal of 71070003738 is 83730007017.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 59734781649 + 11335222089 = 244407^2 + 106467^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1974166753 + ... + 1974166788.

Almost surely, 2^71070003738 is an apocalyptic number.

71070003738 is an abundant number, since it is smaller than the sum of its proper divisors (82915004400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71070003738 is a wasteful number, since it uses less digits than its factorization.

71070003738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3948333549 (or 3948333546 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The spelling of 71070003738 in words is "seventy-one billion, seventy million, three thousand, seven hundred thirty-eight".