40450423534 has 8 divisors (see below), whose sum is σ = 60678967608. Its totient is φ = 20224101000.

The previous prime is 40450423469. The next prime is 40450423571. The reversal of 40450423534 is 43532405404.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40450423534.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 509092 + ... + 583159.

It is an arithmetic number, because the mean of its divisors is an integer number (7584870951).

Almost surely, 2^40450423534 is an apocalyptic number.

40450423534 is a deficient number, since it is larger than the sum of its proper divisors (20228544074).

40450423534 is a wasteful number, since it uses less digits than its factorization.

40450423534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110770.

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 40450423534 its reverse (43532405404), we get a palindrome (83982828938).

The spelling of 40450423534 in words is "forty billion, four hundred fifty million, four hundred twenty-three thousand, five hundred thirty-four".