11572030085 has 96 divisors (see below), whose sum is σ = 18434304000. Its totient is φ = 6773569920.

The previous prime is 11572030079. The next prime is 11572030091. The reversal of 11572030085 is 58003027511.

It is an interprime number because it is at equal distance from previous prime (11572030079) and next prime (11572030091).

It is not a de Polignac number, because 11572030085 - 2²⁰ = 11570981509 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19318616 + ... + 19319214.

It is an arithmetic number, because the mean of its divisors is an integer number (192024000).

Almost surely, 2^11572030085 is an apocalyptic number.

It is an amenable number.

11572030085 is a deficient number, since it is larger than the sum of its proper divisors (6862273915).

11572030085 is a wasteful number, since it uses less digits than its factorization.

11572030085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799 (or 780 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

Adding to 11572030085 its reverse (58003027511), we get a palindrome (69575057596).

The spelling of 11572030085 in words is "eleven billion, five hundred seventy-two million, thirty thousand, eighty-five".