40033053240565 has 128 divisors (see below), whose sum is σ = 63189751726080. Its totient is φ = 23588338406400.

The previous prime is 40033053240553. The next prime is 40033053240569. The reversal of 40033053240565 is 56504235033004.

It is not a de Polignac number, because 40033053240565 - 2²³ = 40033044851957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40033053240569) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6620313372 + ... + 6620319418.

It is an arithmetic number, because the mean of its divisors is an integer number (493669935360).

Almost surely, 2^{40033053240565} is an apocalyptic number.

It is an amenable number.

40033053240565 is a deficient number, since it is larger than the sum of its proper divisors (23156698485515).

40033053240565 is a wasteful number, since it uses less digits than its factorization.

40033053240565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8003.

The product of its (nonzero) digits is 648000, while the sum is 40.

Adding to 40033053240565 its reverse (56504235033004), we get a palindrome (96537288273569).

The spelling of 40033053240565 in words is "forty trillion, thirty-three billion, fifty-three million, two hundred forty thousand, five hundred sixty-five".