52812636101 has 4 divisors (see below), whose sum is σ = 55919261772. Its totient is φ = 49706010432.

The previous prime is 52812636061. The next prime is 52812636103. The reversal of 52812636101 is 10163621825.

It is a Cunningham number, because it is equal to 229810²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41117295076 + 11695341025 = 202774^2 + 108145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52812636101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52812636103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1553312810 + ... + 1553312843.

It is an arithmetic number, because the mean of its divisors is an integer number (13979815443).

Almost surely, 2^52812636101 is an apocalyptic number.

It is an amenable number.

52812636101 is a deficient number, since it is larger than the sum of its proper divisors (3106625671).

52812636101 is a wasteful number, since it uses less digits than its factorization.

52812636101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106625670.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 52812636101 in words is "fifty-two billion, eight hundred twelve million, six hundred thirty-six thousand, one hundred one".