40154545430111 has 4 divisors (see below), whose sum is σ = 45890909062992. Its totient is φ = 34418181797232.

The previous prime is 40154545430093. The next prime is 40154545430113. The reversal of 40154545430111 is 11103454545104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40154545430111 is a prime.

It is a super-2 number, since 2×40154545430111² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40154545430113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2868181816430 + ... + 2868181816443.

It is an arithmetic number, because the mean of its divisors is an integer number (11472727265748).

Almost surely, 2^{40154545430111} is an apocalyptic number.

40154545430111 is a deficient number, since it is larger than the sum of its proper divisors (5736363632881).

40154545430111 is an equidigital number, since it uses as much as digits as its factorization.

40154545430111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5736363632880.

The product of its (nonzero) digits is 96000, while the sum is 38.

Adding to 40154545430111 its reverse (11103454545104), we get a palindrome (51257999975215).

The spelling of 40154545430111 in words is "forty trillion, one hundred fifty-four billion, five hundred forty-five million, four hundred thirty thousand, one hundred eleven".