53675857663 has 2 divisors, whose sum is σ = 53675857664. Its totient is φ = 53675857662.

The previous prime is 53675857621. The next prime is 53675857699. The reversal of 53675857663 is 36675857635.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53675857663 - 2²⁹ = 53138986751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53675857163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26837928831 + 26837928832.

It is an arithmetic number, because the mean of its divisors is an integer number (26837928832).

Almost surely, 2^53675857663 is an apocalyptic number.

53675857663 is a deficient number, since it is larger than the sum of its proper divisors (1).

53675857663 is an equidigital number, since it uses as much as digits as its factorization.

53675857663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 95256000, while the sum is 61.

The spelling of 53675857663 in words is "fifty-three billion, six hundred seventy-five million, eight hundred fifty-seven thousand, six hundred sixty-three".