58619780617 has 2 divisors, whose sum is σ = 58619780618. Its totient is φ = 58619780616.

The previous prime is 58619780603. The next prime is 58619780657. The reversal of 58619780617 is 71608791685.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37105931641 + 21513848976 = 192629^2 + 146676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-58619780617 is a prime.

It is not a weakly prime, because it can be changed into another prime (58619780657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29309890308 + 29309890309.

It is an arithmetic number, because the mean of its divisors is an integer number (29309890309).

Almost surely, 2^58619780617 is an apocalyptic number.

It is an amenable number.

58619780617 is a deficient number, since it is larger than the sum of its proper divisors (1).

58619780617 is an equidigital number, since it uses as much as digits as its factorization.

58619780617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5080320, while the sum is 58.

The spelling of 58619780617 in words is "fifty-eight billion, six hundred nineteen million, seven hundred eighty thousand, six hundred seventeen".