485149287321 has 32 divisors (see below), whose sum is σ = 721170247680. Its totient is φ = 322340272848.

The previous prime is 485149287319. The next prime is 485149287331. The reversal of 485149287321 is 123782941584.

485149287321 is a `hidden beast` number, since 4 + 8 + 51 + 492 + 87 + 3 + 21 = 666.

It is not a de Polignac number, because 485149287321 - 2¹ = 485149287319 is a prime.

It is a super-2 number, since 2×485149287321² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (485149287331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15908530 + ... + 15938996.

It is an arithmetic number, because the mean of its divisors is an integer number (22536570240).

Almost surely, 2^485149287321 is an apocalyptic number.

It is an amenable number.

485149287321 is a deficient number, since it is larger than the sum of its proper divisors (236020960359).

485149287321 is a wasteful number, since it uses less digits than its factorization.

485149287321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32450 (or 32444 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The spelling of 485149287321 in words is "four hundred eighty-five billion, one hundred forty-nine million, two hundred eighty-seven thousand, three hundred twenty-one".