40555020113351 has 4 divisors (see below), whose sum is σ = 40851042158112. Its totient is φ = 40258998068592.

The previous prime is 40555020113347. The next prime is 40555020113411. The reversal of 40555020113351 is 15331102055504.

40555020113351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40555020113351 - 2² = 40555020113347 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 (40555020113551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148011022175 + ... + 148011022448.

It is an arithmetic number, because the mean of its divisors is an integer number (10212760539528).

Almost surely, 2^{40555020113351} is an apocalyptic number.

40555020113351 is a deficient number, since it is larger than the sum of its proper divisors (296022044761).

40555020113351 is a wasteful number, since it uses less digits than its factorization.

40555020113351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296022044760.

The product of its (nonzero) digits is 45000, while the sum is 35.

Adding to 40555020113351 its reverse (15331102055504), we get a palindrome (55886122168855).

The spelling of 40555020113351 in words is "forty trillion, five hundred fifty-five billion, twenty million, one hundred thirteen thousand, three hundred fifty-one".