40054125211123 has 16 divisors (see below), whose sum is σ = 44642723317920. Its totient is φ = 35713611196416.

The previous prime is 40054125211091. The next prime is 40054125211153. The reversal of 40054125211123 is 32111252145004.

It is a cyclic number.

It is not a de Polignac number, because 40054125211123 - 2⁵ = 40054125211091 is a prime.

It is a super-2 number, since 2×40054125211123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40054125211153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47434911 + ... + 48271927.

It is an arithmetic number, because the mean of its divisors is an integer number (2790170207370).

Almost surely, 2^{40054125211123} is an apocalyptic number.

40054125211123 is a deficient number, since it is larger than the sum of its proper divisors (4588598106797).

40054125211123 is a wasteful number, since it uses less digits than its factorization.

40054125211123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985206.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 40054125211123 its reverse (32111252145004), we get a palindrome (72165377356127).

The spelling of 40054125211123 in words is "forty trillion, fifty-four billion, one hundred twenty-five million, two hundred eleven thousand, one hundred twenty-three".