40440414433 has 8 divisors (see below), whose sum is σ = 41093512488. Its totient is φ = 39792136704.

The previous prime is 40440414409. The next prime is 40440414451. The reversal of 40440414433 is 33441404404.

40440414433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 23187066529 + 17253347904 = 152273^2 + 131352^2 .

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 40440414433 - 2⁹ = 40440413921 is a prime.

It is a super-2 number, since 2×40440414433² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40440414395 and 40440414404.

It is not an unprimeable number, because it can be changed into a prime (40440424433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1188166 + ... + 1221727.

It is an arithmetic number, because the mean of its divisors is an integer number (5136689061).

Almost surely, 2^40440414433 is an apocalyptic number.

It is an amenable number.

40440414433 is a deficient number, since it is larger than the sum of its proper divisors (653098055).

40440414433 is a wasteful number, since it uses less digits than its factorization.

40440414433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410163.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 40440414433 its reverse (33441404404), we get a palindrome (73881818837).

The spelling of 40440414433 in words is "forty billion, four hundred forty million, four hundred fourteen thousand, four hundred thirty-three".