71648513343 has 12 divisors (see below), whose sum is σ = 112900687848. Its totient is φ = 43423341360.

The previous prime is 71648513329. The next prime is 71648513351. The reversal of 71648513343 is 34331584617.

71648513343 is a `hidden beast` number, since 71 + 64 + 8 + 513 + 3 + 4 + 3 = 666.

It is not a de Polignac number, because 71648513343 - 2¹⁶ = 71648447807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71648513303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 361861080 + ... + 361861277.

It is an arithmetic number, because the mean of its divisors is an integer number (9408390654).

Almost surely, 2^71648513343 is an apocalyptic number.

71648513343 is a deficient number, since it is larger than the sum of its proper divisors (41252174505).

71648513343 is a wasteful number, since it uses less digits than its factorization.

71648513343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723722374 (or 723722371 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 71648513343 in words is "seventy-one billion, six hundred forty-eight million, five hundred thirteen thousand, three hundred forty-three".