40418567238 has 16 divisors (see below), whose sum is σ = 92385296640. Its totient is φ = 11548162056.

The previous prime is 40418567237. The next prime is 40418567239. The reversal of 40418567238 is 83276581404.

It is an interprime number because it is at equal distance from previous prime (40418567237) and next prime (40418567239).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40418567237) 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, 481173378 + ... + 481173461.

It is an arithmetic number, because the mean of its divisors is an integer number (5774081040).

Almost surely, 2^40418567238 is an apocalyptic number.

40418567238 is an abundant number, since it is smaller than the sum of its proper divisors (51966729402).

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

40418567238 is a wasteful number, since it uses less digits than its factorization.

40418567238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962346851.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 40418567238 in words is "forty billion, four hundred eighteen million, five hundred sixty-seven thousand, two hundred thirty-eight".