40632275045 has 4 divisors (see below), whose sum is σ = 48758730060. Its totient is φ = 32505820032.

The previous prime is 40632275039. The next prime is 40632275063. The reversal of 40632275045 is 54057223604.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28836794596 + 11795480449 = 169814^2 + 108607^2 .

It is a cyclic number.

It is not a de Polignac number, because 40632275045 - 2¹⁸ = 40632012901 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4063227500 + ... + 4063227509.

It is an arithmetic number, because the mean of its divisors is an integer number (12189682515).

Almost surely, 2^40632275045 is an apocalyptic number.

It is an amenable number.

40632275045 is a deficient number, since it is larger than the sum of its proper divisors (8126455015).

40632275045 is an equidigital number, since it uses as much as digits as its factorization.

40632275045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8126455014.

The product of its (nonzero) digits is 201600, while the sum is 38.

Adding to 40632275045 its reverse (54057223604), we get a palindrome (94689498649).

The spelling of 40632275045 in words is "forty billion, six hundred thirty-two million, two hundred seventy-five thousand, forty-five".