485207510538 has 64 divisors (see below), whose sum is σ = 1004305858560. Its totient is φ = 156182138112.

The previous prime is 485207510531. The next prime is 485207510561. The reversal of 485207510538 is 835015702584.

It is not an unprimeable number, because it can be changed into a prime (485207510531) 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 31 ways as a sum of consecutive naturals, for example, 35793970 + ... + 35807522.

It is an arithmetic number, because the mean of its divisors is an integer number (15692279040).

Almost surely, 2^485207510538 is an apocalyptic number.

485207510538 is an abundant number, since it is smaller than the sum of its proper divisors (519098348022).

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

485207510538 is a wasteful number, since it uses less digits than its factorization.

485207510538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15291.

The product of its (nonzero) digits is 1344000, while the sum is 48.

The spelling of 485207510538 in words is "four hundred eighty-five billion, two hundred seven million, five hundred ten thousand, five hundred thirty-eight".