620044527465775 has 24 divisors (see below), whose sum is σ = 781863732228240. Its totient is φ = 487672120066560.

The previous prime is 620044527465773. The next prime is 620044527465799. The reversal of 620044527465775 is 577564725440026.

It is not a de Polignac number, because 620044527465775 - 2¹ = 620044527465773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620044527465773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 362777914 + ... + 364483063.

It is an arithmetic number, because the mean of its divisors is an integer number (32577655509510).

Almost surely, 2^{620044527465775} is an apocalyptic number.

620044527465775 is a deficient number, since it is larger than the sum of its proper divisors (161819204762465).

620044527465775 is a wasteful number, since it uses less digits than its factorization.

620044527465775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727261563 (or 727261558 counting only the distinct ones).

The product of its (nonzero) digits is 395136000, while the sum is 64.

The spelling of 620044527465775 in words is "six hundred twenty trillion, forty-four billion, five hundred twenty-seven million, four hundred sixty-five thousand, seven hundred seventy-five".