40136326312 has 32 divisors (see below), whose sum is σ = 77329127520. Its totient is φ = 19515781440.

The previous prime is 40136326301. The next prime is 40136326319. The reversal of 40136326312 is 21362363104.

40136326312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40136326312² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40136326319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561543 + ... + 628969.

It is an arithmetic number, because the mean of its divisors is an integer number (2416535235).

Almost surely, 2^40136326312 is an apocalyptic number.

It is an amenable number.

40136326312 is a deficient number, since it is larger than the sum of its proper divisors (37192801208).

40136326312 is a wasteful number, since it uses less digits than its factorization.

40136326312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69481 (or 69477 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 40136326312 its reverse (21362363104), we get a palindrome (61498689416).

The spelling of 40136326312 in words is "forty billion, one hundred thirty-six million, three hundred twenty-six thousand, three hundred twelve".