40554100055 has 24 divisors (see below), whose sum is σ = 56788903008. Its totient is φ = 27720748608.

The previous prime is 40554100039. The next prime is 40554100057. The reversal of 40554100055 is 55000145504.

It is a happy number.

It is not a de Polignac number, because 40554100055 - 2⁴ = 40554100039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40554100057) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183419 + ... + 338748.

It is an arithmetic number, because the mean of its divisors is an integer number (2366204292).

Almost surely, 2^40554100055 is an apocalyptic number.

40554100055 is a deficient number, since it is larger than the sum of its proper divisors (16234802953).

40554100055 is a wasteful number, since it uses less digits than its factorization.

40554100055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522503 (or 522496 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 29.

Adding to 40554100055 its reverse (55000145504), we get a palindrome (95554245559).

The spelling of 40554100055 in words is "forty billion, five hundred fifty-four million, one hundred thousand, fifty-five".