53701648499 has 2 divisors, whose sum is σ = 53701648500. Its totient is φ = 53701648498.

The previous prime is 53701648493. The next prime is 53701648603. The reversal of 53701648499 is 99484610735.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53701648499 is a prime.

It is not a weakly prime, because it can be changed into another prime (53701648493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26850824249 + 26850824250.

It is an arithmetic number, because the mean of its divisors is an integer number (26850824250).

Almost surely, 2^53701648499 is an apocalyptic number.

53701648499 is a deficient number, since it is larger than the sum of its proper divisors (1).

53701648499 is an equidigital number, since it uses as much as digits as its factorization.

53701648499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 53701648499 in words is "fifty-three billion, seven hundred one million, six hundred forty-eight thousand, four hundred ninety-nine".