7216543395 has 32 divisors (see below), whose sum is σ = 12834619200. Its totient is φ = 3847260672.

The previous prime is 7216543379. The next prime is 7216543409. The reversal of 7216543395 is 5933456127.

7216543395 is a `hidden beast` number, since 7 + 2 + 16 + 543 + 3 + 95 = 666.

It is not a de Polignac number, because 7216543395 - 2⁴ = 7216543379 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 7216543395.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 373021 + ... + 391889.

It is an arithmetic number, because the mean of its divisors is an integer number (401081850).

Almost surely, 2^7216543395 is an apocalyptic number.

7216543395 is a deficient number, since it is larger than the sum of its proper divisors (5618075805).

7216543395 is a wasteful number, since it uses less digits than its factorization.

7216543395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21716 (or 21710 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 7216543395 is about 84950.2407000710. The cubic root of 7216543395 is about 1932.4565705600.

The spelling of 7216543395 in words is "seven billion, two hundred sixteen million, five hundred forty-three thousand, three hundred ninety-five".