40709246365 has 8 divisors (see below), whose sum is σ = 48852232920. Its totient is φ = 32566638912.

The previous prime is 40709246363. The next prime is 40709246419. The reversal of 40709246365 is 56364290704.

It can be written as a sum of positive squares in 4 ways, for example, as 9318620089 + 31390626276 = 96533^2 + 177174^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40709246365 - 2¹ = 40709246363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40709246363) 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, 267067 + ... + 390823.

It is an arithmetic number, because the mean of its divisors is an integer number (6106529115).

Almost surely, 2^40709246365 is an apocalyptic number.

It is an amenable number.

40709246365 is a deficient number, since it is larger than the sum of its proper divisors (8142986555).

40709246365 is a wasteful number, since it uses less digits than its factorization.

40709246365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189551.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 40709246365 in words is "forty billion, seven hundred nine million, two hundred forty-six thousand, three hundred sixty-five".