40540105422545 has 8 divisors (see below), whose sum is σ = 48692231796096. Its totient is φ = 32402680812016.

The previous prime is 40540105422529. The next prime is 40540105422613. The reversal of 40540105422545 is 54522450104504.

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 40540105422545 - 2⁴ = 40540105422529 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3675434687 + ... + 3675445716.

It is an arithmetic number, because the mean of its divisors is an integer number (6086528974512).

Almost surely, 2^{40540105422545} is an apocalyptic number.

It is an amenable number.

40540105422545 is a deficient number, since it is larger than the sum of its proper divisors (8152126373551).

40540105422545 is a wasteful number, since it uses less digits than its factorization.

40540105422545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7350881511.

The product of its (nonzero) digits is 640000, while the sum is 41.

The spelling of 40540105422545 in words is "forty trillion, five hundred forty billion, one hundred five million, four hundred twenty-two thousand, five hundred forty-five".