40450250454 has 32 divisors (see below), whose sum is σ = 81295329024. Its totient is φ = 13417757280.

The previous prime is 40450250453. The next prime is 40450250471. The reversal of 40450250454 is 45405205404.

It is a super-2 number, since 2×40450250454² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40450250453) 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 15 ways as a sum of consecutive naturals, for example, 1126177 + ... + 1161539.

It is an arithmetic number, because the mean of its divisors is an integer number (2540479032).

Almost surely, 2^40450250454 is an apocalyptic number.

40450250454 is an abundant number, since it is smaller than the sum of its proper divisors (40845078570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40450250454 is a wasteful number, since it uses less digits than its factorization.

40450250454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36292.

The product of its (nonzero) digits is 64000, while the sum is 33.

Adding to 40450250454 its reverse (45405205404), we get a palindrome (85855455858).

The spelling of 40450250454 in words is "forty billion, four hundred fifty million, two hundred fifty thousand, four hundred fifty-four".