5541520537133 has 16 divisors (see below), whose sum is σ = 6486070183296. Its totient is φ = 4635388477440.

The previous prime is 5541520537127. The next prime is 5541520537153. The reversal of 5541520537133 is 3317350251455.

It is not a de Polignac number, because 5541520537133 - 2¹⁸ = 5541520274989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541520537153) 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, 7636628 + ... + 8330733.

It is an arithmetic number, because the mean of its divisors is an integer number (405379386456).

Almost surely, 2^{5541520537133} is an apocalyptic number.

It is an amenable number.

5541520537133 is a deficient number, since it is larger than the sum of its proper divisors (944549646163).

5541520537133 is a wasteful number, since it uses less digits than its factorization.

5541520537133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15968564.

The product of its (nonzero) digits is 945000, while the sum is 44.

Adding to 5541520537133 its reverse (3317350251455), we get a palindrome (8858870788588).

The spelling of 5541520537133 in words is "five trillion, five hundred forty-one billion, five hundred twenty million, five hundred thirty-seven thousand, one hundred thirty-three".