40108173570455 has 16 divisors (see below), whose sum is σ = 49026561583104. Its totient is φ = 31492756448160.

The previous prime is 40108173570449. The next prime is 40108173570457. The reversal of 40108173570455 is 55407537180104.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-40108173570455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40108173570457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253240949 + ... + 253399278.

It is an arithmetic number, because the mean of its divisors is an integer number (3064160098944).

Almost surely, 2^{40108173570455} is an apocalyptic number.

40108173570455 is a deficient number, since it is larger than the sum of its proper divisors (8918388012649).

40108173570455 is a wasteful number, since it uses less digits than its factorization.

40108173570455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506640526.

The product of its (nonzero) digits is 2352000, while the sum is 50.

The spelling of 40108173570455 in words is "forty trillion, one hundred eight billion, one hundred seventy-three million, five hundred seventy thousand, four hundred fifty-five".