460120322521 has 4 divisors (see below), whose sum is σ = 460297772212. Its totient is φ = 459942872832.

The previous prime is 460120322503. The next prime is 460120322647. The reversal of 460120322521 is 125223021064.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 391080132496 + 69040190025 = 625364^2 + 262755^2 .

It is a cyclic number.

It is not a de Polignac number, because 460120322521 - 2⁹ = 460120322009 is a prime.

It is a super-2 number, since 2×460120322521² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 460120322521.

It is not an unprimeable number, because it can be changed into a prime (460120322021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88720956 + ... + 88726141.

It is an arithmetic number, because the mean of its divisors is an integer number (115074443053).

Almost surely, 2^460120322521 is an apocalyptic number.

It is an amenable number.

460120322521 is a deficient number, since it is larger than the sum of its proper divisors (177449691).

460120322521 is a wasteful number, since it uses less digits than its factorization.

460120322521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177449690.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 460120322521 its reverse (125223021064), we get a palindrome (585343343585).

The spelling of 460120322521 in words is "four hundred sixty billion, one hundred twenty million, three hundred twenty-two thousand, five hundred twenty-one".