483449072921 has 4 divisors (see below), whose sum is σ = 483482657844. Its totient is φ = 483415488000.

The previous prime is 483449072879. The next prime is 483449072927. The reversal of 483449072921 is 129270944384.

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 439542480400 + 43906592521 = 662980^2 + 209539^2 .

It is a cyclic number.

It is not a de Polignac number, because 483449072921 - 2²² = 483444878617 is a prime.

It is a super-2 number, since 2×483449072921² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (483449072927) 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, 16770860 + ... + 16799661.

It is an arithmetic number, because the mean of its divisors is an integer number (120870664461).

Almost surely, 2^483449072921 is an apocalyptic number.

It is an amenable number.

483449072921 is a deficient number, since it is larger than the sum of its proper divisors (33584923).

483449072921 is a wasteful number, since it uses less digits than its factorization.

483449072921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33584922.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 483449072921 in words is "four hundred eighty-three billion, four hundred forty-nine million, seventy-two thousand, nine hundred twenty-one".