72854013106 has 24 divisors (see below), whose sum is σ = 127132281756. Its totient is φ = 31220824320.

The previous prime is 72854013091. The next prime is 72854013119. The reversal of 72854013106 is 60131045827.

It can be written as a sum of positive squares in 2 ways, for example, as 70662930625 + 2191082481 = 265825^2 + 46809^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2233990 + ... + 2266366.

Almost surely, 2^72854013106 is an apocalyptic number.

72854013106 is a deficient number, since it is larger than the sum of its proper divisors (54278268650).

72854013106 is a wasteful number, since it uses less digits than its factorization.

72854013106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55354 (or 55347 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 72854013106 in words is "seventy-two billion, eight hundred fifty-four million, thirteen thousand, one hundred six".