53513304402 has 16 divisors (see below), whose sum is σ = 107030337120. Its totient is φ = 17837146752.

The previous prime is 53513304391. The next prime is 53513304431. The reversal of 53513304402 is 20440331535.

It is a super-2 number, since 2×53513304402² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53513304402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52674 + ... + 331362.

It is an arithmetic number, because the mean of its divisors is an integer number (6689396070).

Almost surely, 2^53513304402 is an apocalyptic number.

53513304402 is an abundant number, since it is smaller than the sum of its proper divisors (53517032718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53513304402 is a wasteful number, since it uses less digits than its factorization.

53513304402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310697.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 53513304402 its reverse (20440331535), we get a palindrome (73953635937).

The spelling of 53513304402 in words is "fifty-three billion, five hundred thirteen million, three hundred four thousand, four hundred two".