5340440044521 has 16 divisors (see below), whose sum is σ = 7911799960320. Its totient is φ = 3560276743920.

The previous prime is 5340440044481. The next prime is 5340440044543. The reversal of 5340440044521 is 1254400440435.

5340440044521 is a `hidden beast` number, since 53 + 4 + 0 + 4 + 40 + 0 + 44 + 521 = 666.

It is not a de Polignac number, because 5340440044521 - 2¹¹ = 5340440042473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5340440044421) 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, 8829811 + ... + 9415223.

It is an arithmetic number, because the mean of its divisors is an integer number (494487497520).

Almost surely, 2^{5340440044521} is an apocalyptic number.

It is an amenable number.

5340440044521 is a deficient number, since it is larger than the sum of its proper divisors (2571359915799).

5340440044521 is a wasteful number, since it uses less digits than its factorization.

5340440044521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923293 (or 923287 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 5340440044521 its reverse (1254400440435), we get a palindrome (6594840484956).

The spelling of 5340440044521 in words is "five trillion, three hundred forty billion, four hundred forty million, forty-four thousand, five hundred twenty-one".