40504505412273 has 64 divisors (see below), whose sum is σ = 65526146187264. Its totient is φ = 21765427200000.

The previous prime is 40504505412227. The next prime is 40504505412317. The reversal of 40504505412273 is 37221450540504.

It is a happy number.

It is not a de Polignac number, because 40504505412273 - 2⁶ = 40504505412209 is a prime.

It is a super-2 number, since 2×40504505412273² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40504505412373) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3676465 + ... + 9722417.

It is an arithmetic number, because the mean of its divisors is an integer number (1023846034176).

Almost surely, 2^{40504505412273} is an apocalyptic number.

It is an amenable number.

40504505412273 is a deficient number, since it is larger than the sum of its proper divisors (25021640774991).

40504505412273 is a wasteful number, since it uses less digits than its factorization.

40504505412273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6046286.

The product of its (nonzero) digits is 672000, while the sum is 42.

Adding to 40504505412273 its reverse (37221450540504), we get a palindrome (77725955952777).

The spelling of 40504505412273 in words is "forty trillion, five hundred four billion, five hundred five million, four hundred twelve thousand, two hundred seventy-three".