59719679993 has 2 divisors, whose sum is σ = 59719679994. Its totient is φ = 59719679992.

The previous prime is 59719679989. The next prime is 59719680029. The reversal of 59719679993 is 39997691795.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39982801849 + 19736878144 = 199957^2 + 140488^2 .

It is a cyclic number.

It is not a de Polignac number, because 59719679993 - 2² = 59719679989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 59719679993.

It is not a weakly prime, because it can be changed into another prime (59719679953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29859839996 + 29859839997.

It is an arithmetic number, because the mean of its divisors is an integer number (29859839997).

Almost surely, 2^59719679993 is an apocalyptic number.

It is an amenable number.

59719679993 is a deficient number, since it is larger than the sum of its proper divisors (1).

59719679993 is an equidigital number, since it uses as much as digits as its factorization.

59719679993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 260406090, while the sum is 74.

The spelling of 59719679993 in words is "fifty-nine billion, seven hundred nineteen million, six hundred seventy-nine thousand, nine hundred ninety-three".