730023786645 has 16 divisors (see below), whose sum is σ = 1236746180160. Its totient is φ = 366443312384.

The previous prime is 730023786529. The next prime is 730023786677. The reversal of 730023786645 is 546687320037.

It is a cyclic number.

It is not a de Polignac number, because 730023786645 - 2⁷ = 730023786517 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1431418935 + ... + 1431419444.

It is an arithmetic number, because the mean of its divisors is an integer number (77296636260).

Almost surely, 2^730023786645 is an apocalyptic number.

It is an amenable number.

730023786645 is a deficient number, since it is larger than the sum of its proper divisors (506722393515).

730023786645 is a wasteful number, since it uses less digits than its factorization.

730023786645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2862838404.

The product of its (nonzero) digits is 5080320, while the sum is 51.

The spelling of 730023786645 in words is "seven hundred thirty billion, twenty-three million, seven hundred eighty-six thousand, six hundred forty-five".