40327973045 has 8 divisors (see below), whose sum is σ = 48395498424. Its totient is φ = 32261091264.

The previous prime is 40327972999. The next prime is 40327973047. The reversal of 40327973045 is 54037972304.

It can be written as a sum of positive squares in 4 ways, for example, as 1914325009 + 38413648036 = 43753^2 + 195994^2 .

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 40327973045 - 2⁶ = 40327972981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40327972987 and 40327973005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40327973047) 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, 10214 + ... + 284183.

It is an arithmetic number, because the mean of its divisors is an integer number (6049437303).

Almost surely, 2^40327973045 is an apocalyptic number.

It is an amenable number.

40327973045 is a deficient number, since it is larger than the sum of its proper divisors (8067525379).

40327973045 is a wasteful number, since it uses less digits than its factorization.

40327973045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321799.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 40327973045 in words is "forty billion, three hundred twenty-seven million, nine hundred seventy-three thousand, forty-five".