40540462465121 has 8 divisors (see below), whose sum is σ = 41640932887680. Its totient is φ = 39440243739888.

The previous prime is 40540462465117. The next prime is 40540462465127. The reversal of 40540462465121 is 12156426404504.

40540462465121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40540462465121 - 2² = 40540462465117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40540462465127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62597801 + ... + 63242118.

It is an arithmetic number, because the mean of its divisors is an integer number (5205116610960).

Almost surely, 2^{40540462465121} is an apocalyptic number.

It is an amenable number.

40540462465121 is a deficient number, since it is larger than the sum of its proper divisors (1100470422559).

40540462465121 is a wasteful number, since it uses less digits than its factorization.

40540462465121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125848663.

The product of its (nonzero) digits is 921600, while the sum is 44.

Adding to 40540462465121 its reverse (12156426404504), we get a palindrome (52696888869625).

The spelling of 40540462465121 in words is "forty trillion, five hundred forty billion, four hundred sixty-two million, four hundred sixty-five thousand, one hundred twenty-one".