72493084834 has 12 divisors (see below), whose sum is σ = 112618570194. Its totient is φ = 34996660832.

The previous prime is 72493084789. The next prime is 72493084841. The reversal of 72493084834 is 43848039427.

It can be written as a sum of positive squares in 3 ways, for example, as 44775829609 + 27717255225 = 211603^2 + 166485^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21547987 + ... + 21551350.

Almost surely, 2^72493084834 is an apocalyptic number.

72493084834 is a deficient number, since it is larger than the sum of its proper divisors (40125485360).

72493084834 is a wasteful number, since it uses less digits than its factorization.

72493084834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43099397 (or 43099368 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 72493084834 in words is "seventy-two billion, four hundred ninety-three million, eighty-four thousand, eight hundred thirty-four".