40685150934097 has 4 divisors (see below), whose sum is σ = 40686552304740. Its totient is φ = 40683749563456.

The previous prime is 40685150934079. The next prime is 40685150934101. The reversal of 40685150934097 is 79043905158604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4685042934016 + 36000108000081 = 2164496^2 + 6000009^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40685150934097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40685150934397) 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, 700641772 + ... + 700699837.

It is an arithmetic number, because the mean of its divisors is an integer number (10171638076185).

Almost surely, 2^{40685150934097} is an apocalyptic number.

It is an amenable number.

40685150934097 is a deficient number, since it is larger than the sum of its proper divisors (1401370643).

40685150934097 is a wasteful number, since it uses less digits than its factorization.

40685150934097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401370642.

The product of its (nonzero) digits is 32659200, while the sum is 61.

The spelling of 40685150934097 in words is "forty trillion, six hundred eighty-five billion, one hundred fifty million, nine hundred thirty-four thousand, ninety-seven".