40530445145141 has 32 divisors (see below), whose sum is σ = 49178242333440. Its totient is φ = 32669344221696.

The previous prime is 40530445145101. The next prime is 40530445145143. The reversal of 40530445145141 is 14154154403504.

It is a happy number.

It is not a de Polignac number, because 40530445145141 - 2¹⁸ = 40530444882997 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 (40530445145143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12274631 + ... + 15222596.

It is an arithmetic number, because the mean of its divisors is an integer number (1536820072920).

Almost surely, 2^{40530445145141} is an apocalyptic number.

It is an amenable number.

40530445145141 is a deficient number, since it is larger than the sum of its proper divisors (8647797188299).

40530445145141 is a wasteful number, since it uses less digits than its factorization.

40530445145141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27497453.

The product of its (nonzero) digits is 384000, while the sum is 41.

Adding to 40530445145141 its reverse (14154154403504), we get a palindrome (54684599548645).

The spelling of 40530445145141 in words is "forty trillion, five hundred thirty billion, four hundred forty-five million, one hundred forty-five thousand, one hundred forty-one".