485209683552 has 48 divisors (see below), whose sum is σ = 1389464096832. Its totient is φ = 147033237120.

The previous prime is 485209683551. The next prime is 485209683557. The reversal of 485209683552 is 255386902584.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 485209683492 and 485209683501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485209683551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229738378 + ... + 229740489.

It is an arithmetic number, because the mean of its divisors is an integer number (28947168684).

Almost surely, 2^485209683552 is an apocalyptic number.

It is an amenable number.

485209683552 is an abundant number, since it is smaller than the sum of its proper divisors (904254413280).

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

485209683552 is a wasteful number, since it uses less digits than its factorization.

485209683552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459478891 (or 459478883 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 57.

The spelling of 485209683552 in words is "four hundred eighty-five billion, two hundred nine million, six hundred eighty-three thousand, five hundred fifty-two".