40136134117 has 4 divisors (see below), whose sum is σ = 40136634540. Its totient is φ = 40135633696.

The previous prime is 40136134079. The next prime is 40136134187. The reversal of 40136134117 is 71143163104.

It is a happy number.

40136134117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 17318823201 + 22817310916 = 131601^2 + 151054^2 .

It is a cyclic number.

It is not a de Polignac number, because 40136134117 - 2¹⁵ = 40136101349 is a prime.

It is a super-2 number, since 2×40136134117² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40136134187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99742 + ... + 300367.

It is an arithmetic number, because the mean of its divisors is an integer number (10034158635).

Almost surely, 2^40136134117 is an apocalyptic number.

It is an amenable number.

40136134117 is a deficient number, since it is larger than the sum of its proper divisors (500423).

40136134117 is a wasteful number, since it uses less digits than its factorization.

40136134117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500422.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 40136134117 in words is "forty billion, one hundred thirty-six million, one hundred thirty-four thousand, one hundred seventeen".