730066551761 has 4 divisors (see below), whose sum is σ = 733526583024. Its totient is φ = 726606520500.

The previous prime is 730066551751. The next prime is 730066551763. The reversal of 730066551761 is 167155660037.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 167155660037 = 179 ⋅933830503.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-730066551761 is a prime.

It is a super-2 number, since 2×730066551761² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730066551763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1730015315 + ... + 1730015736.

It is an arithmetic number, because the mean of its divisors is an integer number (183381645756).

Almost surely, 2^730066551761 is an apocalyptic number.

It is an amenable number.

730066551761 is a deficient number, since it is larger than the sum of its proper divisors (3460031263).

730066551761 is a wasteful number, since it uses less digits than its factorization.

730066551761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3460031262.

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 730066551761 in words is "seven hundred thirty billion, sixty-six million, five hundred fifty-one thousand, seven hundred sixty-one".