52100545501 has 2 divisors, whose sum is σ = 52100545502. Its totient is φ = 52100545500.

The previous prime is 52100545493. The next prime is 52100545513. The reversal of 52100545501 is 10554500125.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34206132601 + 17894412900 = 184949^2 + 133770^2 .

It is a cyclic number.

It is not a de Polignac number, because 52100545501 - 2³ = 52100545493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52100545501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52100515501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26050272750 + 26050272751.

It is an arithmetic number, because the mean of its divisors is an integer number (26050272751).

Almost surely, 2^52100545501 is an apocalyptic number.

It is an amenable number.

52100545501 is a deficient number, since it is larger than the sum of its proper divisors (1).

52100545501 is an equidigital number, since it uses as much as digits as its factorization.

52100545501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5000, while the sum is 28.

The spelling of 52100545501 in words is "fifty-two billion, one hundred million, five hundred forty-five thousand, five hundred one".