40311131312 has 40 divisors (see below), whose sum is σ = 79074081792. Its totient is φ = 19905920000.

The previous prime is 40311131303. The next prime is 40311131327. The reversal of 40311131312 is 21313111304.

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, 616913 + ... + 679119.

Almost surely, 2^40311131312 is an apocalyptic number.

It is an amenable number.

40311131312 is a deficient number, since it is larger than the sum of its proper divisors (38762950480).

40311131312 is a wasteful number, since it uses less digits than its factorization.

40311131312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62717 (or 62711 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 40311131312 its reverse (21313111304), we get a palindrome (61624242616).

The spelling of 40311131312 in words is "forty billion, three hundred eleven million, one hundred thirty-one thousand, three hundred twelve".