53688471659 has 2 divisors, whose sum is σ = 53688471660. Its totient is φ = 53688471658.

The previous prime is 53688471607. The next prime is 53688471667. The reversal of 53688471659 is 95617488635.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53688471659 is a prime.

It is not a weakly prime, because it can be changed into another prime (53688471259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26844235829 + 26844235830.

It is an arithmetic number, because the mean of its divisors is an integer number (26844235830).

Almost surely, 2^53688471659 is an apocalyptic number.

53688471659 is a deficient number, since it is larger than the sum of its proper divisors (1).

53688471659 is an equidigital number, since it uses as much as digits as its factorization.

53688471659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43545600, while the sum is 62.

The spelling of 53688471659 in words is "fifty-three billion, six hundred eighty-eight million, four hundred seventy-one thousand, six hundred fifty-nine".