53135506280 has 32 divisors (see below), whose sum is σ = 119575261800. Its totient is φ = 21250580736.

The previous prime is 53135506261. The next prime is 53135506327. The reversal of 53135506280 is 8260553135.

It can be written as a sum of positive squares in 4 ways, for example, as 53123796196 + 11710084 = 230486^2 + 3422^2 .

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, 130994 + ... + 351326.

Almost surely, 2^53135506280 is an apocalyptic number.

It is an amenable number.

53135506280 is an abundant number, since it is smaller than the sum of its proper divisors (66439755520).

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

53135506280 is a wasteful number, since it uses less digits than its factorization.

53135506280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226373 (or 226369 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 53135506280 in words is "fifty-three billion, one hundred thirty-five million, five hundred six thousand, two hundred eighty".