40045335454 has 8 divisors (see below), whose sum is σ = 60540979968. Its totient is φ = 19865008800.

The previous prime is 40045335383. The next prime is 40045335469. The reversal of 40045335454 is 45453354004.

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

It is a super-2 number, since 2×40045335454² (a number of 22 digits) contains 22 as substring.

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, 78829147 + ... + 78829654.

It is an arithmetic number, because the mean of its divisors is an integer number (7567622496).

Almost surely, 2^40045335454 is an apocalyptic number.

40045335454 is a deficient number, since it is larger than the sum of its proper divisors (20495644514).

40045335454 is a wasteful number, since it uses less digits than its factorization.

40045335454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157658930.

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 40045335454 its reverse (45453354004), we get a palindrome (85498689458).

The spelling of 40045335454 in words is "forty billion, forty-five million, three hundred thirty-five thousand, four hundred fifty-four".