40845955045 has 16 divisors (see below), whose sum is σ = 56021022720. Its totient is φ = 28006798464.

The previous prime is 40845955021. The next prime is 40845955079. The reversal of 40845955045 is 54055954804.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40845955045 - 2⁵ = 40845955013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40845955045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 690601 + ... + 747409.

It is an arithmetic number, because the mean of its divisors is an integer number (3501313920).

Almost surely, 2^40845955045 is an apocalyptic number.

It is an amenable number.

40845955045 is a deficient number, since it is larger than the sum of its proper divisors (15175067675).

40845955045 is a wasteful number, since it uses less digits than its factorization.

40845955045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77364.

The product of its (nonzero) digits is 2880000, while the sum is 49.

The spelling of 40845955045 in words is "forty billion, eight hundred forty-five million, nine hundred fifty-five thousand, forty-five".