40450211254 has 4 divisors (see below), whose sum is σ = 60675316884. Its totient is φ = 20225105626.

The previous prime is 40450211227. The next prime is 40450211257. The reversal of 40450211254 is 45211205404.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40450211257) 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 as a sum of consecutive naturals, namely, 10112552812 + ... + 10112552815.

It is an arithmetic number, because the mean of its divisors is an integer number (15168829221).

Almost surely, 2^40450211254 is an apocalyptic number.

40450211254 is a deficient number, since it is larger than the sum of its proper divisors (20225105630).

40450211254 is a wasteful number, since it uses less digits than its factorization.

40450211254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20225105629.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 40450211254 its reverse (45211205404), we get a palindrome (85661416658).

The spelling of 40450211254 in words is "forty billion, four hundred fifty million, two hundred eleven thousand, two hundred fifty-four".