730516518873 has 12 divisors (see below), whose sum is σ = 1069645192980. Its totient is φ = 480339628416.

The previous prime is 730516518841. The next prime is 730516518877. The reversal of 730516518873 is 378815615037.

730516518873 is a `hidden beast` number, since 7 + 3 + 0 + 51 + 6 + 518 + 8 + 73 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 608357880729 + 122158638144 = 779973^2 + 349512^2 .

It is not a de Polignac number, because 730516518873 - 2⁵ = 730516518841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (730516518877) 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, 555947988 + ... + 555949301.

It is an arithmetic number, because the mean of its divisors is an integer number (89137099415).

Almost surely, 2^730516518873 is an apocalyptic number.

730516518873 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

730516518873 is a deficient number, since it is larger than the sum of its proper divisors (339128674107).

730516518873 is a wasteful number, since it uses less digits than its factorization.

730516518873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111897368 (or 1111897365 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 54.

The spelling of 730516518873 in words is "seven hundred thirty billion, five hundred sixteen million, five hundred eighteen thousand, eight hundred seventy-three".