40531635112 has 8 divisors (see below), whose sum is σ = 75996815850. Its totient is φ = 20265817552.

The previous prime is 40531635101. The next prime is 40531635113. The reversal of 40531635112 is 21153613504.

It can be written as a sum of positive squares in only one way, i.e., 29878505316 + 10653129796 = 172854^2 + 103214^2 .

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

It is a super-2 number, since 2×40531635112² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40531635113) by changing a digit.

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 as a sum of consecutive naturals, namely, 2533227187 + ... + 2533227202.

Almost surely, 2^40531635112 is an apocalyptic number.

It is an amenable number.

40531635112 is a deficient number, since it is larger than the sum of its proper divisors (35465180738).

40531635112 is a wasteful number, since it uses less digits than its factorization.

40531635112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5066454395 (or 5066454391 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 40531635112 in words is "forty billion, five hundred thirty-one million, six hundred thirty-five thousand, one hundred twelve".