72085554011 has 8 divisors (see below), whose sum is σ = 74582106480. Its totient is φ = 69589724512.

The previous prime is 72085554001. The next prime is 72085554061. The reversal of 72085554011 is 11045558027.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72085554011 - 2¹⁸ = 72085291867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72085554001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26156 + ... + 380598.

It is an arithmetic number, because the mean of its divisors is an integer number (9322763310).

Almost surely, 2^72085554011 is an apocalyptic number.

72085554011 is a deficient number, since it is larger than the sum of its proper divisors (2496552469).

72085554011 is a wasteful number, since it uses less digits than its factorization.

72085554011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361485.

The product of its (nonzero) digits is 56000, while the sum is 38.

The spelling of 72085554011 in words is "seventy-two billion, eighty-five million, five hundred fifty-four thousand, eleven".