40383313892 has 24 divisors (see below), whose sum is σ = 72698620344. Its totient is φ = 19614051072.

The previous prime is 40383313871. The next prime is 40383313897. The reversal of 40383313892 is 29831338304.

40383313892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2270903716 + 38112410176 = 47654^2 + 195224^2 .

It is not an unprimeable number, because it can be changed into a prime (40383313897) 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, 129803 + ... + 312434.

It is an arithmetic number, because the mean of its divisors is an integer number (3029109181).

Almost surely, 2^40383313892 is an apocalyptic number.

It is an amenable number.

40383313892 is a deficient number, since it is larger than the sum of its proper divisors (32315306452).

40383313892 is a wasteful number, since it uses less digits than its factorization.

40383313892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442895 (or 442893 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 44.

Adding to 40383313892 its sum of digits (44), we get a square (40383313936 = 200956²).

The spelling of 40383313892 in words is "forty billion, three hundred eighty-three million, three hundred thirteen thousand, eight hundred ninety-two".