930406256793 has 12 divisors (see below), whose sum is σ = 1447298621860. Its totient is φ = 572557696416.

The previous prime is 930406256777. The next prime is 930406256809. The reversal of 930406256793 is 397652604039.

930406256793 is a `hidden beast` number, since 9 + 3 + 0 + 4 + 0 + 625 + 6 + 7 + 9 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (930406256777) and next prime (930406256809).

It can be written as a sum of positive squares in 2 ways, for example, as 643183148169 + 287223108624 = 801987^2 + 535932^2 .

It is not a de Polignac number, because 930406256793 - 2⁴ = 930406256777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (930406256723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3976094998 + ... + 3976095231.

Almost surely, 2^930406256793 is an apocalyptic number.

It is an amenable number.

930406256793 is a deficient number, since it is larger than the sum of its proper divisors (516892365067).

930406256793 is a wasteful number, since it uses less digits than its factorization.

930406256793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7952190248 (or 7952190245 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 54.

The spelling of 930406256793 in words is "nine hundred thirty billion, four hundred six million, two hundred fifty-six thousand, seven hundred ninety-three".