32112445136 has 20 divisors (see below), whose sum is σ = 62821922592. Its totient is φ = 15900336096.

The previous prime is 32112445133. The next prime is 32112445207. The reversal of 32112445136 is 63154421123.

It is a super-2 number, since 2×32112445136² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32112445133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9741206 + ... + 9744501.

Almost surely, 2^32112445136 is an apocalyptic number.

It is an amenable number.

32112445136 is a deficient number, since it is larger than the sum of its proper divisors (30709477456).

32112445136 is a wasteful number, since it uses less digits than its factorization.

32112445136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19485818 (or 19485812 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

Adding to 32112445136 its reverse (63154421123), we get a palindrome (95266866259).

The spelling of 32112445136 in words is "thirty-two billion, one hundred twelve million, four hundred forty-five thousand, one hundred thirty-six".