40553611306 has 32 divisors (see below), whose sum is σ = 67153499280. Its totient is φ = 18253154304.

The previous prime is 40553611207. The next prime is 40553611309. The reversal of 40553611306 is 60311635504.

It can be written as a sum of positive squares in 8 ways, for example, as 13698595681 + 26855015625 = 117041^2 + 163875^2 .

It is not an unprimeable number, because it can be changed into a prime (40553611309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48886 + ... + 288958.

Almost surely, 2^40553611306 is an apocalyptic number.

40553611306 is a deficient number, since it is larger than the sum of its proper divisors (26599887974).

40553611306 is a wasteful number, since it uses less digits than its factorization.

40553611306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240250.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 40553611306 in words is "forty billion, five hundred fifty-three million, six hundred eleven thousand, three hundred six".