730860651641 has 4 divisors (see below), whose sum is σ = 730938238884. Its totient is φ = 730783064400.

The previous prime is 730860651623. The next prime is 730860651659. The reversal of 730860651641 is 146156068037.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (730860651623) and next prime (730860651659).

It can be written as a sum of positive squares in 2 ways, for example, as 169747296016 + 561113355625 = 412004^2 + 749075^2 .

It is a cyclic number.

It is not a de Polignac number, because 730860651641 - 2²² = 730856457337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730860651611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38779490 + ... + 38798331.

It is an arithmetic number, because the mean of its divisors is an integer number (182734559721).

Almost surely, 2^730860651641 is an apocalyptic number.

It is an amenable number.

730860651641 is a deficient number, since it is larger than the sum of its proper divisors (77587243).

730860651641 is an equidigital number, since it uses as much as digits as its factorization.

730860651641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77587242.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 730860651641 in words is "seven hundred thirty billion, eight hundred sixty million, six hundred fifty-one thousand, six hundred forty-one".