488466021157820 has 12 divisors (see below), whose sum is σ = 1025778644431464. Its totient is φ = 195386408463120.

The previous prime is 488466021157801. The next prime is 488466021157841. The reversal of 488466021157820 is 28751120664884.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12211650528926 + ... + 12211650528965.

It is an arithmetic number, because the mean of its divisors is an integer number (85481553702622).

Almost surely, 2^{488466021157820} is an apocalyptic number.

It is an amenable number.

488466021157820 is an abundant number, since it is smaller than the sum of its proper divisors (537312623273644).

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

488466021157820 is a wasteful number, since it uses less digits than its factorization.

488466021157820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24423301057900 (or 24423301057898 counting only the distinct ones).

The product of its (nonzero) digits is 41287680, while the sum is 62.

The spelling of 488466021157820 in words is "four hundred eighty-eight trillion, four hundred sixty-six billion, twenty-one million, one hundred fifty-seven thousand, eight hundred twenty".