40717127808 has 144 divisors (see below), whose sum is σ = 136297398510. Its totient is φ = 11633448960.

The previous prime is 40717127777. The next prime is 40717127809. The reversal of 40717127808 is 80872171704.

40717127808 is a `hidden beast` number, since 407 + 171 + 2 + 78 + 0 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 40574850624 + 142277184 = 201432^2 + 11928^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (40717127809) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 304213 + ... + 417108.

Almost surely, 2^40717127808 is an apocalyptic number.

40717127808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40717127808 is an abundant number, since it is smaller than the sum of its proper divisors (95580270702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40717127808 is a wasteful number, since it uses less digits than its factorization.

40717127808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721355 (or 721333 counting only the distinct ones).

The product of its (nonzero) digits is 175616, while the sum is 45.

The spelling of 40717127808 in words is "forty billion, seven hundred seventeen million, one hundred twenty-seven thousand, eight hundred eight".