40788846173 has 4 divisors (see below), whose sum is σ = 42195358140. Its totient is φ = 39382334208.

The previous prime is 40788846167. The next prime is 40788846179. The reversal of 40788846173 is 37164888704.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40788846167) and next prime (40788846179).

It can be written as a sum of positive squares in 2 ways, for example, as 34225740004 + 6563106169 = 185002^2 + 81013^2 .

It is a cyclic number.

It is not a de Polignac number, because 40788846173 - 2²⁴ = 40772068957 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 (40788846179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 703255940 + ... + 703255997.

It is an arithmetic number, because the mean of its divisors is an integer number (10548839535).

Almost surely, 2^40788846173 is an apocalyptic number.

It is an amenable number.

40788846173 is a deficient number, since it is larger than the sum of its proper divisors (1406511967).

40788846173 is a wasteful number, since it uses less digits than its factorization.

40788846173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406511966.

The product of its (nonzero) digits is 7225344, while the sum is 56.

The spelling of 40788846173 in words is "forty billion, seven hundred eighty-eight million, eight hundred forty-six thousand, one hundred seventy-three".