40554453142040 has 32 divisors (see below), whose sum is σ = 91629308376000. Its totient is φ = 16153907691264.

The previous prime is 40554453142019. The next prime is 40554453142057. The reversal of 40554453142040 is 4024135445504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2121039245 + ... + 2121058364.

It is an arithmetic number, because the mean of its divisors is an integer number (2863415886750).

Almost surely, 2^{40554453142040} is an apocalyptic number.

40554453142040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40554453142040 is an abundant number, since it is smaller than the sum of its proper divisors (51074855233960).

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

40554453142040 is a wasteful number, since it uses less digits than its factorization.

40554453142040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4242097859 (or 4242097855 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 40554453142040 its reverse (4024135445504), we get a palindrome (44578588587544).

The spelling of 40554453142040 in words is "forty trillion, five hundred fifty-four billion, four hundred fifty-three million, one hundred forty-two thousand, forty".