785039448793 has 2 divisors, whose sum is σ = 785039448794. Its totient is φ = 785039448792.

The previous prime is 785039448779. The next prime is 785039448803. The reversal of 785039448793 is 397844930587.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 751945653904 + 33093794889 = 867148^2 + 181917^2 .

It is a cyclic number.

It is not a de Polignac number, because 785039448793 - 2¹⁷ = 785039317721 is a prime.

It is a super-2 number, since 2×785039448793² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (785039448593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392519724396 + 392519724397.

It is an arithmetic number, because the mean of its divisors is an integer number (392519724397).

Almost surely, 2^785039448793 is an apocalyptic number.

It is an amenable number.

785039448793 is a deficient number, since it is larger than the sum of its proper divisors (1).

785039448793 is an equidigital number, since it uses as much as digits as its factorization.

785039448793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 182891520, while the sum is 67.

The spelling of 785039448793 in words is "seven hundred eighty-five billion, thirty-nine million, four hundred forty-eight thousand, seven hundred ninety-three".