40501535545 has 16 divisors (see below), whose sum is σ = 48731880960. Its totient is φ = 32314657984.

The previous prime is 40501535533. The next prime is 40501535549. The reversal of 40501535545 is 54553510504.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40501535545 - 2⁵ = 40501535513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40501535549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2954016 + ... + 2967694.

It is an arithmetic number, because the mean of its divisors is an integer number (3045742560).

Almost surely, 2^40501535545 is an apocalyptic number.

It is an amenable number.

40501535545 is a deficient number, since it is larger than the sum of its proper divisors (8230345415).

40501535545 is a wasteful number, since it uses less digits than its factorization.

40501535545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15224.

The product of its (nonzero) digits is 150000, while the sum is 37.

The spelling of 40501535545 in words is "forty billion, five hundred one million, five hundred thirty-five thousand, five hundred forty-five".