5020447640 has 32 divisors (see below), whose sum is σ = 12164932080. Its totient is φ = 1853703552.

The previous prime is 5020447639. The next prime is 5020447661. The reversal of 5020447640 is 467440205.

It is a junction number, because it is equal to n+sod(n) for n = 5020447597 and 5020447606.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4826834 + ... + 4827873.

Almost surely, 2^5020447640 is an apocalyptic number.

It is an amenable number.

5020447640 is an abundant number, since it is smaller than the sum of its proper divisors (7144484440).

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

5020447640 is a wasteful number, since it uses less digits than its factorization.

5020447640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9654731 (or 9654727 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 5020447640 is about 70855.1172463923. The cubic root of 5020447640 is about 1712.3037744867.

Adding to 5020447640 its reverse (467440205), we get a palindrome (5487887845).

The spelling of 5020447640 in words is "five billion, twenty million, four hundred forty-seven thousand, six hundred forty".