53133333320 has 32 divisors (see below), whose sum is σ = 119604220920. Its totient is φ = 21243694080.

The previous prime is 53133333277. The next prime is 53133333343. The reversal of 53133333320 is 2333333135.

It can be written as a sum of positive squares in 4 ways, for example, as 44540414116 + 8592919204 = 211046^2 + 92698^2 .

It is a super-2 number, since 2×53133333320² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211601 + ... + 388640.

Almost surely, 2^53133333320 is an apocalyptic number.

It is an amenable number.

53133333320 is an abundant number, since it is smaller than the sum of its proper divisors (66470887600).

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

53133333320 is a wasteful number, since it uses less digits than its factorization.

53133333320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602465 (or 602461 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 29.

Adding to 53133333320 its reverse (2333333135), we get a palindrome (55466666455).

The spelling of 53133333320 in words is "fifty-three billion, one hundred thirty-three million, three hundred thirty-three thousand, three hundred twenty".