40177058857 has 8 divisors (see below), whose sum is σ = 43453302984. Its totient is φ = 36927343488.

The previous prime is 40177058827. The next prime is 40177058891. The reversal of 40177058857 is 75885077104.

It can be written as a sum of positive squares in 4 ways, for example, as 1327072041 + 38849986816 = 36429^2 + 197104^2 .

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 40177058857 - 2¹¹ = 40177056809 is a prime.

It is a super-2 number, since 2×40177058857² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40177058807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6629038 + ... + 6635095.

It is an arithmetic number, because the mean of its divisors is an integer number (5431662873).

Almost surely, 2^40177058857 is an apocalyptic number.

It is an amenable number.

40177058857 is a deficient number, since it is larger than the sum of its proper divisors (3276244127).

40177058857 is a wasteful number, since it uses less digits than its factorization.

40177058857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13264379.

The product of its (nonzero) digits is 2195200, while the sum is 52.

The spelling of 40177058857 in words is "forty billion, one hundred seventy-seven million, fifty-eight thousand, eight hundred fifty-seven".