40195137108 has 48 divisors (see below), whose sum is σ = 112828459520. Its totient is φ = 10879886304.

The previous prime is 40195137107. The next prime is 40195137131. The reversal of 40195137108 is 80173159104.

40195137108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40195137107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12590866 + ... + 12594057.

Almost surely, 2^40195137108 is an apocalyptic number.

It is an amenable number.

40195137108 is an abundant number, since it is smaller than the sum of its proper divisors (72633322412).

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

40195137108 is a wasteful number, since it uses less digits than its factorization.

40195137108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25184956 (or 25184954 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 39.

The spelling of 40195137108 in words is "forty billion, one hundred ninety-five million, one hundred thirty-seven thousand, one hundred eight".