40535132312 has 8 divisors (see below), whose sum is σ = 76003373100. Its totient is φ = 20267566152.

The previous prime is 40535132293. The next prime is 40535132317. The reversal of 40535132312 is 21323153504.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40535132317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2533445762 + ... + 2533445777.

Almost surely, 2^40535132312 is an apocalyptic number.

It is an amenable number.

40535132312 is a deficient number, since it is larger than the sum of its proper divisors (35468240788).

40535132312 is a wasteful number, since it uses less digits than its factorization.

40535132312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5066891545 (or 5066891541 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 40535132312 its reverse (21323153504), we get a palindrome (61858285816).

The spelling of 40535132312 in words is "forty billion, five hundred thirty-five million, one hundred thirty-two thousand, three hundred twelve".