508616020644 has 48 divisors (see below), whose sum is σ = 1242973226880. Its totient is φ = 161564550400.

The previous prime is 508616020643. The next prime is 508616020681. The reversal of 508616020644 is 446020616805.

It is a junction number, because it is equal to n+sod(n) for n = 508616020596 and 508616020605.

It is not an unprimeable number, because it can be changed into a prime (508616020643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3351057 + ... + 3499544.

It is an arithmetic number, because the mean of its divisors is an integer number (25895275560).

Almost surely, 2^508616020644 is an apocalyptic number.

It is an amenable number.

508616020644 is an abundant number, since it is smaller than the sum of its proper divisors (734357206236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

508616020644 is a wasteful number, since it uses less digits than its factorization.

508616020644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850900 (or 6850898 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 508616020644 in words is "five hundred eight billion, six hundred sixteen million, twenty thousand, six hundred forty-four".