71026719002 has 4 divisors (see below), whose sum is σ = 106540078506. Its totient is φ = 35513359500.

The previous prime is 71026718977. The next prime is 71026719007. The reversal of 71026719002 is 20091762017.

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., 69506576881 + 1520142121 = 263641^2 + 38989^2 .

It is not an unprimeable number, because it can be changed into a prime (71026719007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17756679749 + ... + 17756679752.

Almost surely, 2^71026719002 is an apocalyptic number.

71026719002 is a deficient number, since it is larger than the sum of its proper divisors (35513359504).

71026719002 is a wasteful number, since it uses less digits than its factorization.

71026719002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35513359503.

The product of its (nonzero) digits is 10584, while the sum is 35.

The spelling of 71026719002 in words is "seventy-one billion, twenty-six million, seven hundred nineteen thousand, two".