40231311040 has 28 divisors (see below), whose sum is σ = 95800810176. Its totient is φ = 16092524288.

The previous prime is 40231311011. The next prime is 40231311061. The reversal of 40231311040 is 4011313204.

40231311040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40231310999 and 40231311017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62861104 + ... + 62861743.

Almost surely, 2^40231311040 is an apocalyptic number.

40231311040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40231311040 is an abundant number, since it is smaller than the sum of its proper divisors (55569499136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40231311040 is a wasteful number, since it uses less digits than its factorization.

40231311040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125722864 (or 125722854 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 40231311040 its reverse (4011313204), we get a palindrome (44242624244).

The spelling of 40231311040 in words is "forty billion, two hundred thirty-one million, three hundred eleven thousand, forty".