485245253204440 has 32 divisors (see below), whose sum is σ = 1091893591968480. Its totient is φ = 194081786213632.

The previous prime is 485245253204423. The next prime is 485245253204497. The reversal of 485245253204440 is 44402352542584.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509364052 + ... + 510315811.

It is an arithmetic number, because the mean of its divisors is an integer number (34121674749015).

Almost surely, 2^{485245253204440} is an apocalyptic number.

485245253204440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

485245253204440 is an abundant number, since it is smaller than the sum of its proper divisors (606648338764040).

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

485245253204440 is a wasteful number, since it uses less digits than its factorization.

485245253204440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019691771 (or 1019691767 counting only the distinct ones).

The product of its (nonzero) digits is 24576000, while the sum is 52.

The spelling of 485245253204440 in words is "four hundred eighty-five trillion, two hundred forty-five billion, two hundred fifty-three million, two hundred four thousand, four hundred forty".