730012851217 has 8 divisors (see below), whose sum is σ = 788500532456. Its totient is φ = 671858433792.

The previous prime is 730012851167. The next prime is 730012851263. The reversal of 730012851217 is 712158210037.

It can be written as a sum of positive squares in 4 ways, for example, as 2814939136 + 727197912081 = 53056^2 + 852759^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 730012851217 - 2¹⁹ = 730012326929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (730012851017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83311398 + ... + 83320159.

It is an arithmetic number, because the mean of its divisors is an integer number (98562566557).

Almost surely, 2^730012851217 is an apocalyptic number.

It is an amenable number.

730012851217 is a deficient number, since it is larger than the sum of its proper divisors (58487681239).

730012851217 is a wasteful number, since it uses less digits than its factorization.

730012851217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166631907.

The product of its (nonzero) digits is 23520, while the sum is 37.

The spelling of 730012851217 in words is "seven hundred thirty billion, twelve million, eight hundred fifty-one thousand, two hundred seventeen".