40450523133 has 16 divisors (see below), whose sum is σ = 55050624000. Its totient is φ = 26412093360.

The previous prime is 40450523123. The next prime is 40450523137. The reversal of 40450523133 is 33132505404.

It is not a de Polignac number, because 40450523133 - 2¹⁷ = 40450392061 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40450523133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40450523137) 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, 373683 + ... + 469616.

It is an arithmetic number, because the mean of its divisors is an integer number (3440664000).

Almost surely, 2^40450523133 is an apocalyptic number.

It is an amenable number.

40450523133 is a deficient number, since it is larger than the sum of its proper divisors (14600100867).

40450523133 is a wasteful number, since it uses less digits than its factorization.

40450523133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843632.

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 40450523133 in words is "forty billion, four hundred fifty million, five hundred twenty-three thousand, one hundred thirty-three".