52775002530 has 24 divisors (see below), whose sum is σ = 137215006812. Its totient is φ = 14073333984.

The previous prime is 52775002513. The next prime is 52775002531. The reversal of 52775002530 is 3520057725.

It is a happy number.

52775002530 is a `hidden beast` number, since 5 + 2 + 77 + 50 + 0 + 2 + 530 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 49688422281 + 3086580249 = 222909^2 + 55557^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52775002531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 293194369 + ... + 293194548.

Almost surely, 2^52775002530 is an apocalyptic number.

52775002530 is an abundant number, since it is smaller than the sum of its proper divisors (84440004282).

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

52775002530 is a wasteful number, since it uses less digits than its factorization.

52775002530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586388930 (or 586388927 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The spelling of 52775002530 in words is "fifty-two billion, seven hundred seventy-five million, two thousand, five hundred thirty".