40555435454505 has 192 divisors, whose sum is σ = 77898535723008. Its totient is φ = 19430733496320.

The previous prime is 40555435454497. The next prime is 40555435454507. The reversal of 40555435454505 is 50545453455504.

40555435454505 is a `hidden beast` number, since 4 + 0 + 5 + 5 + 5 + 43 + 54 + 545 + 0 + 5 = 666.

It is not a de Polignac number, because 40555435454505 - 2³ = 40555435454497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40555435454507) 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 191 ways as a sum of consecutive naturals, for example, 7404677827 + ... + 7404683303.

It is an arithmetic number, because the mean of its divisors is an integer number (405721540224).

Almost surely, 2^{40555435454505} is an apocalyptic number.

40555435454505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40555435454505 is a deficient number, since it is larger than the sum of its proper divisors (37343100268503).

40555435454505 is a wasteful number, since it uses less digits than its factorization.

40555435454505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10616 (or 10613 counting only the distinct ones).

The product of its (nonzero) digits is 60000000, while the sum is 54.

The spelling of 40555435454505 in words is "forty trillion, five hundred fifty-five billion, four hundred thirty-five million, four hundred fifty-four thousand, five hundred five".