52600736021 has 4 divisors (see below), whose sum is σ = 53883680844. Its totient is φ = 51317791200.

The previous prime is 52600736017. The next prime is 52600736051. The reversal of 52600736021 is 12063700625.

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 5581584100 + 47019151921 = 74710^2 + 216839^2 .

It is a cyclic number.

It is not a de Polignac number, because 52600736021 - 2² = 52600736017 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 (52600736051) 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, 641472350 + ... + 641472431.

It is an arithmetic number, because the mean of its divisors is an integer number (13470920211).

Almost surely, 2^52600736021 is an apocalyptic number.

It is an amenable number.

52600736021 is a deficient number, since it is larger than the sum of its proper divisors (1282944823).

52600736021 is a wasteful number, since it uses less digits than its factorization.

52600736021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282944822.

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 52600736021 in words is "fifty-two billion, six hundred million, seven hundred thirty-six thousand, twenty-one".