40244521144541 has 4 divisors (see below), whose sum is σ = 45993738450912. Its totient is φ = 34495303838172.

The previous prime is 40244521144537. The next prime is 40244521144567. The reversal of 40244521144541 is 14544112544204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40244521144541 - 2² = 40244521144537 is a prime.

It is a super-2 number, since 2×40244521144541² (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 (40244521144571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2874608653175 + ... + 2874608653188.

It is an arithmetic number, because the mean of its divisors is an integer number (11498434612728).

Almost surely, 2^{40244521144541} is an apocalyptic number.

It is an amenable number.

40244521144541 is a deficient number, since it is larger than the sum of its proper divisors (5749217306371).

40244521144541 is an equidigital number, since it uses as much as digits as its factorization.

40244521144541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5749217306370.

The product of its (nonzero) digits is 409600, while the sum is 41.

Adding to 40244521144541 its reverse (14544112544204), we get a palindrome (54788633688745).

The spelling of 40244521144541 in words is "forty trillion, two hundred forty-four billion, five hundred twenty-one million, one hundred forty-four thousand, five hundred forty-one".