40873396177 has 4 divisors (see below), whose sum is σ = 40873818096. Its totient is φ = 40872974260.

The previous prime is 40873396159. The next prime is 40873396189. The reversal of 40873396177 is 77169337804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40873396177 - 2³⁵ = 6513657809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40873396147) 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 3 ways as a sum of consecutive naturals, for example, 15102 + ... + 286312.

It is an arithmetic number, because the mean of its divisors is an integer number (10218454524).

Almost surely, 2^40873396177 is an apocalyptic number.

It is an amenable number.

40873396177 is a deficient number, since it is larger than the sum of its proper divisors (421919).

40873396177 is a wasteful number, since it uses less digits than its factorization.

40873396177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421918.

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 40873396177 in words is "forty billion, eight hundred seventy-three million, three hundred ninety-six thousand, one hundred seventy-seven".