485997357450 has 192 divisors, whose sum is σ = 1397129720832. Its totient is φ = 110493465600.

The previous prime is 485997357427. The next prime is 485997357463. The reversal of 485997357450 is 54753799584.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

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 95 ways as a sum of consecutive naturals, for example, 7907539 + ... + 7968761.

It is an arithmetic number, because the mean of its divisors is an integer number (7276717296).

Almost surely, 2^485997357450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 485997357450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (698564860416).

485997357450 is an abundant number, since it is smaller than the sum of its proper divisors (911132363382).

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

485997357450 is a wasteful number, since it uses less digits than its factorization.

485997357450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61549 (or 61544 counting only the distinct ones).

The product of its (nonzero) digits is 190512000, while the sum is 66.

The spelling of 485997357450 in words is "four hundred eighty-five billion, nine hundred ninety-seven million, three hundred fifty-seven thousand, four hundred fifty".