620044503382667 has 8 divisors (see below), whose sum is σ = 676641244868400. Its totient is φ = 563485938456960.

The previous prime is 620044503382649. The next prime is 620044503382723. The reversal of 620044503382667 is 766283305440026.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620044503382667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620044503382267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9544106042 + ... + 9544171007.

It is an arithmetic number, because the mean of its divisors is an integer number (84580155608550).

Almost surely, 2^{620044503382667} is an apocalyptic number.

620044503382667 is a deficient number, since it is larger than the sum of its proper divisors (56596741485733).

620044503382667 is a wasteful number, since it uses less digits than its factorization.

620044503382667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19088280013.

The product of its (nonzero) digits is 34836480, while the sum is 56.

The spelling of 620044503382667 in words is "six hundred twenty trillion, forty-four billion, five hundred three million, three hundred eighty-two thousand, six hundred sixty-seven".