782790839658241 has 16 divisors (see below), whose sum is σ = 842201473766400. Its totient is φ = 725760739463760.

The previous prime is 782790839658119. The next prime is 782790839658253. The reversal of 782790839658241 is 142856938097287.

It is a cyclic number.

It is not a de Polignac number, because 782790839658241 - 2¹¹ = 782790839656193 is a prime.

It is a super-2 number, since 2×782790839658241² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (782790839658941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3020852541 + ... + 3021111658.

It is an arithmetic number, because the mean of its divisors is an integer number (52637592110400).

It is a 1-persistent number, because it is pandigital, but 2⋅782790839658241 = 1565581679316482 is not.

Almost surely, 2^{782790839658241} is an apocalyptic number.

It is an amenable number.

782790839658241 is a deficient number, since it is larger than the sum of its proper divisors (59410634108159).

782790839658241 is a wasteful number, since it uses less digits than its factorization.

782790839658241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6041964396.

The product of its (nonzero) digits is 2926264320, while the sum is 79.

The spelling of 782790839658241 in words is "seven hundred eighty-two trillion, seven hundred ninety billion, eight hundred thirty-nine million, six hundred fifty-eight thousand, two hundred forty-one".