40450050454 has 32 divisors (see below), whose sum is σ = 68696812800. Its totient is φ = 17694462240.

The previous prime is 40450050439. The next prime is 40450050493. The reversal of 40450050454 is 45405005404.

It is a happy number.

It is a super-2 number, since 2×40450050454² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92607 + ... + 299125.

It is an arithmetic number, because the mean of its divisors is an integer number (2146775400).

Almost surely, 2^40450050454 is an apocalyptic number.

40450050454 is a deficient number, since it is larger than the sum of its proper divisors (28246762346).

40450050454 is a wasteful number, since it uses less digits than its factorization.

40450050454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206868.

The product of its (nonzero) digits is 32000, while the sum is 31.

Adding to 40450050454 its reverse (45405005404), we get a palindrome (85855055858).

The spelling of 40450050454 in words is "forty billion, four hundred fifty million, fifty thousand, four hundred fifty-four".