53346332553 has 16 divisors (see below), whose sum is σ = 71315640000. Its totient is φ = 35470722560.

The previous prime is 53346332491. The next prime is 53346332563. The reversal of 53346332553 is 35523364335.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 53346332553 - 2²⁵ = 53312778121 is a prime.

It is a super-3 number, since 3×53346332553³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (53346332563) 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 15 ways as a sum of consecutive naturals, for example, 2331553 + ... + 2354321.

It is an arithmetic number, because the mean of its divisors is an integer number (4457227500).

Almost surely, 2^53346332553 is an apocalyptic number.

It is an amenable number.

53346332553 is a deficient number, since it is larger than the sum of its proper divisors (17969307447).

53346332553 is a wasteful number, since it uses less digits than its factorization.

53346332553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24792.

The product of its digits is 1458000, while the sum is 42.

Adding to 53346332553 its reverse (35523364335), we get a palindrome (88869696888).

The spelling of 53346332553 in words is "fifty-three billion, three hundred forty-six million, three hundred thirty-two thousand, five hundred fifty-three".