71248948366 has 4 divisors (see below), whose sum is σ = 106873422552. Its totient is φ = 35624474182.

The previous prime is 71248948339. The next prime is 71248948409. The reversal of 71248948366 is 66384984217.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66384984217 = 373 ⋅177975829.

It is a self number, because there is not a number n which added to its sum of digits gives 71248948366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17812237090 + ... + 17812237093.

It is an arithmetic number, because the mean of its divisors is an integer number (26718355638).

Almost surely, 2^71248948366 is an apocalyptic number.

71248948366 is a deficient number, since it is larger than the sum of its proper divisors (35624474186).

71248948366 is a wasteful number, since it uses less digits than its factorization.

71248948366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35624474185.

The product of its digits is 13934592, while the sum is 58.

The spelling of 71248948366 in words is "seventy-one billion, two hundred forty-eight million, nine hundred forty-eight thousand, three hundred sixty-six".