53257926863 has 2 divisors, whose sum is σ = 53257926864. Its totient is φ = 53257926862.

The previous prime is 53257926817. The next prime is 53257926901. The reversal of 53257926863 is 36862975235.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53257926863 - 2¹⁴ = 53257910479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53257926799 and 53257926808.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53257926563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26628963431 + 26628963432.

It is an arithmetic number, because the mean of its divisors is an integer number (26628963432).

Almost surely, 2^53257926863 is an apocalyptic number.

53257926863 is a deficient number, since it is larger than the sum of its proper divisors (1).

53257926863 is an equidigital number, since it uses as much as digits as its factorization.

53257926863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16329600, while the sum is 56.

The spelling of 53257926863 in words is "fifty-three billion, two hundred fifty-seven million, nine hundred twenty-six thousand, eight hundred sixty-three".