40015046117 has 2 divisors, whose sum is σ = 40015046118. Its totient is φ = 40015046116.

The previous prime is 40015046011. The next prime is 40015046119. The reversal of 40015046117 is 71164051004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34791948676 + 5223097441 = 186526^2 + 72271^2 .

It is a cyclic number.

It is not a de Polignac number, because 40015046117 - 2²⁴ = 39998268901 is a prime.

Together with 40015046119, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40015046117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40015046119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20007523058 + 20007523059.

It is an arithmetic number, because the mean of its divisors is an integer number (20007523059).

Almost surely, 2^40015046117 is an apocalyptic number.

It is an amenable number.

40015046117 is a deficient number, since it is larger than the sum of its proper divisors (1).

40015046117 is an equidigital number, since it uses as much as digits as its factorization.

40015046117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 40015046117 in words is "forty billion, fifteen million, forty-six thousand, one hundred seventeen".