40371718607 has 6 divisors (see below), whose sum is σ = 44375525544. Its totient is φ = 36701562260.

The previous prime is 40371718601. The next prime is 40371718679. The reversal of 40371718607 is 70681717304.

It is not a de Polignac number, because 40371718607 - 2¹² = 40371714511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40371718601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166825163 + ... + 166825404.

It is an arithmetic number, because the mean of its divisors is an integer number (7395920924).

Almost surely, 2^40371718607 is an apocalyptic number.

40371718607 is a deficient number, since it is larger than the sum of its proper divisors (4003806937).

40371718607 is a wasteful number, since it uses less digits than its factorization.

40371718607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333650589 (or 333650578 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 44.

The spelling of 40371718607 in words is "forty billion, three hundred seventy-one million, seven hundred eighteen thousand, six hundred seven".