53661130847 has 2 divisors, whose sum is σ = 53661130848. Its totient is φ = 53661130846.

The previous prime is 53661130837. The next prime is 53661130871. The reversal of 53661130847 is 74803116635.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53661130847 - 2²⁶ = 53594021983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53661130798 and 53661130807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53661130837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26830565423 + 26830565424.

It is an arithmetic number, because the mean of its divisors is an integer number (26830565424).

Almost surely, 2^53661130847 is an apocalyptic number.

53661130847 is a deficient number, since it is larger than the sum of its proper divisors (1).

53661130847 is an equidigital number, since it uses as much as digits as its factorization.

53661130847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 53661130847 in words is "fifty-three billion, six hundred sixty-one million, one hundred thirty thousand, eight hundred forty-seven".