5353535815381 has 16 divisors (see below), whose sum is σ = 6314983743600. Its totient is φ = 4490655095808.

The previous prime is 5353535815343. The next prime is 5353535815387. The reversal of 5353535815381 is 1835185353535.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 372180524356 + 4981355291025 = 610066^2 + 2231895^2 .

It is a cyclic number.

It is not a de Polignac number, because 5353535815381 - 2¹⁷ = 5353535684309 is a prime.

It is a super-2 number, since 2×5353535815381² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5353535815387) 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, 417651246 + ... + 417664063.

It is an arithmetic number, because the mean of its divisors is an integer number (394686483975).

Almost surely, 2^{5353535815381} is an apocalyptic number.

It is an amenable number.

5353535815381 is a deficient number, since it is larger than the sum of its proper divisors (961447928219).

5353535815381 is a wasteful number, since it uses less digits than its factorization.

5353535815381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835315368.

The product of its digits is 16200000, while the sum is 55.

The spelling of 5353535815381 in words is "five trillion, three hundred fifty-three billion, five hundred thirty-five million, eight hundred fifteen thousand, three hundred eighty-one".