11522432534 has 16 divisors (see below), whose sum is σ = 17437140000. Its totient is φ = 5710251264.

The previous prime is 11522432507. The next prime is 11522432543. The reversal of 11522432534 is 43523422511.

It is a super-2 number, since 2×11522432534² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11522432534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67142 + ... + 165990.

It is an arithmetic number, because the mean of its divisors is an integer number (1089821250).

Almost surely, 2^11522432534 is an apocalyptic number.

11522432534 is a deficient number, since it is larger than the sum of its proper divisors (5914707466).

11522432534 is a wasteful number, since it uses less digits than its factorization.

11522432534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99367.

The product of its digits is 28800, while the sum is 32.

The spelling of 11522432534 in words is "eleven billion, five hundred twenty-two million, four hundred thirty-two thousand, five hundred thirty-four".