40134563144061 has 16 divisors (see below), whose sum is σ = 56977099185600. Its totient is φ = 25041786791168.

The previous prime is 40134563144057. The next prime is 40134563144077. The reversal of 40134563144061 is 16044136543104.

It is a cyclic number.

It is not a de Polignac number, because 40134563144061 - 2² = 40134563144057 is a prime.

It is a super-2 number, since 2×40134563144061² (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 (40134563144261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2198181426 + ... + 2198199683.

It is an arithmetic number, because the mean of its divisors is an integer number (3561068699100).

Almost surely, 2^{40134563144061} is an apocalyptic number.

It is an amenable number.

40134563144061 is a deficient number, since it is larger than the sum of its proper divisors (16842536041539).

40134563144061 is a wasteful number, since it uses less digits than its factorization.

40134563144061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396381308.

The product of its (nonzero) digits is 414720, while the sum is 42.

Adding to 40134563144061 its reverse (16044136543104), we get a palindrome (56178699687165).

It can be divided in two parts, 4013456 and 3144061, that added together give a palindrome (7157517).

The spelling of 40134563144061 in words is "forty trillion, one hundred thirty-four billion, five hundred sixty-three million, one hundred forty-four thousand, sixty-one".