78530826090341 has 2 divisors, whose sum is σ = 78530826090342. Its totient is φ = 78530826090340.

The previous prime is 78530826090319. The next prime is 78530826090373. The reversal of 78530826090341 is 14309062803587.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78144203286241 + 386622804100 = 8839921^2 + 621790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-78530826090341 is a prime.

It is a super-2 number, since 2×78530826090341² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78530826090841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39265413045170 + 39265413045171.

It is an arithmetic number, because the mean of its divisors is an integer number (39265413045171).

It is a 1-persistent number, because it is pandigital, but 2⋅78530826090341 = 157061652180682 is not.

Almost surely, 2^{78530826090341} is an apocalyptic number.

It is an amenable number.

78530826090341 is a deficient number, since it is larger than the sum of its proper divisors (1).

78530826090341 is an equidigital number, since it uses as much as digits as its factorization.

78530826090341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 78530826090341 in words is "seventy-eight trillion, five hundred thirty billion, eight hundred twenty-six million, ninety thousand, three hundred forty-one".