994070798513 has 16 divisors (see below), whose sum is σ = 1107498646800. Its totient is φ = 885925689600.

The previous prime is 994070798491. The next prime is 994070798519. The reversal of 994070798513 is 315897070499.

It can be written as a sum of positive squares in 8 ways, for example, as 22206066289 + 971864732224 = 149017^2 + 985832^2 .

It is a cyclic number.

It is not a de Polignac number, because 994070798513 - 2⁶ = 994070798449 is a prime.

It is a super-2 number, since 2×994070798513² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (994070798519) 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, 13637063 + ... + 13709763.

It is an arithmetic number, because the mean of its divisors is an integer number (69218665425).

Almost surely, 2^994070798513 is an apocalyptic number.

It is an amenable number.

994070798513 is a deficient number, since it is larger than the sum of its proper divisors (113427848287).

994070798513 is a wasteful number, since it uses less digits than its factorization.

994070798513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109012.

The product of its (nonzero) digits is 17146080, while the sum is 62.

The spelling of 994070798513 in words is "nine hundred ninety-four billion, seventy million, seven hundred ninety-eight thousand, five hundred thirteen".