730460621745 has 12 divisors (see below), whose sum is σ = 1266131744436. Its totient is φ = 389578998240.

The previous prime is 730460621719. The next prime is 730460621801. The reversal of 730460621745 is 547126064037.

730460621745 is a `hidden beast` number, since 7 + 30 + 4 + 606 + 2 + 1 + 7 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 469959607296 + 260501014449 = 685536^2 + 510393^2 .

It is not a de Polignac number, because 730460621745 - 2¹⁹ = 730460097457 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 16232458261 = 730460621745 / (7 + 3 + 0 + 4 + 6 + 0 + 6 + 2 + 1 + 7 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 730460621745.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8116229086 + ... + 8116229175.

It is an arithmetic number, because the mean of its divisors is an integer number (105510978703).

Almost surely, 2^730460621745 is an apocalyptic number.

It is an amenable number.

730460621745 is a deficient number, since it is larger than the sum of its proper divisors (535671122691).

730460621745 is a wasteful number, since it uses less digits than its factorization.

730460621745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16232458272 (or 16232458269 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 730460621745 in words is "seven hundred thirty billion, four hundred sixty million, six hundred twenty-one thousand, seven hundred forty-five".