11572435516 has 12 divisors (see below), whose sum is σ = 20252730232. Its totient is φ = 5785941168.

The previous prime is 11572435513. The next prime is 11572435519. The reversal of 11572435516 is 61553427511.

It is a happy number.

11572435516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11572435513) and next prime (11572435519).

It is a super-3 number, since 3×11572435516³ (a number of 31 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11572435513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46471 + ... + 159073.

Almost surely, 2^11572435516 is an apocalyptic number.

It is an amenable number.

11572435516 is a deficient number, since it is larger than the sum of its proper divisors (8680294716).

11572435516 is a wasteful number, since it uses less digits than its factorization.

11572435516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138300 (or 138298 counting only the distinct ones).

The product of its digits is 126000, while the sum is 40.

The spelling of 11572435516 in words is "eleven billion, five hundred seventy-two million, four hundred thirty-five thousand, five hundred sixteen".