78362559059 has 2 divisors, whose sum is σ = 78362559060. Its totient is φ = 78362559058.

The previous prime is 78362559043. The next prime is 78362559073. The reversal of 78362559059 is 95095526387.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 78362559059 - 2⁴ = 78362559043 is a prime.

It is a super-2 number, since 2×78362559059² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 78362558989 and 78362559007.

It is not a weakly prime, because it can be changed into another prime (78362559019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39181279529 + 39181279530.

It is an arithmetic number, because the mean of its divisors is an integer number (39181279530).

Almost surely, 2^78362559059 is an apocalyptic number.

78362559059 is a deficient number, since it is larger than the sum of its proper divisors (1).

78362559059 is an equidigital number, since it uses as much as digits as its factorization.

78362559059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412000, while the sum is 59.

The spelling of 78362559059 in words is "seventy-eight billion, three hundred sixty-two million, five hundred fifty-nine thousand, fifty-nine".