11071256572 has 12 divisors (see below), whose sum is σ = 20042792280. Its totient is φ = 5344744496.

The previous prime is 11071256557. The next prime is 11071256591. The reversal of 11071256572 is 27565217011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47720818 + ... + 47721049.

It is an arithmetic number, because the mean of its divisors is an integer number (1670232690).

Almost surely, 2^11071256572 is an apocalyptic number.

It is an amenable number.

11071256572 is a deficient number, since it is larger than the sum of its proper divisors (8971535708).

11071256572 is a wasteful number, since it uses less digits than its factorization.

11071256572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95441900 (or 95441898 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 37.

The spelling of 11071256572 in words is "eleven billion, seventy-one million, two hundred fifty-six thousand, five hundred seventy-two".