40450423983 has 8 divisors (see below), whose sum is σ = 54028356096. Its totient is φ = 26919720600.

The previous prime is 40450423903. The next prime is 40450423999. The reversal of 40450423983 is 38932405404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40450423983 - 2¹⁸ = 40450161839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40450423903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11805183 + ... + 11808608.

It is an arithmetic number, because the mean of its divisors is an integer number (6753544512).

Almost surely, 2^40450423983 is an apocalyptic number.

40450423983 is a deficient number, since it is larger than the sum of its proper divisors (13577932113).

40450423983 is a wasteful number, since it uses less digits than its factorization.

40450423983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23614365.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 40450423983 in words is "forty billion, four hundred fifty million, four hundred twenty-three thousand, nine hundred eighty-three".