3048638221225 has 9 divisors (see below), whose sum is σ = 3780322219767. Its totient is φ = 2438903592840.

The previous prime is 3048638221219. The next prime is 3048638221231. The reversal of 3048638221225 is 5221228368403.

The square root of 3048638221225 is 1746035.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (3048638221219) and next prime (3048638221231).

It can be written as a sum of positive squares in only one way, i.e., 1097509759641 + 1951128461584 = 1047621^2 + 1396828^2 .

It is not a de Polignac number, because 3048638221225 - 2¹⁷ = 3048638090153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8555572 + ... + 8904778.

Almost surely, 2^{3048638221225} is an apocalyptic number.

3048638221225 is the 1746035-th square number.

3048638221225 is the 873018-th centered octagonal number.

It is an amenable number.

3048638221225 is a deficient number, since it is larger than the sum of its proper divisors (731683998542).

3048638221225 is an frugal number, since it uses more digits than its factorization.

3048638221225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698424 (or 349212 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 3048638221225 in words is "three trillion, forty-eight billion, six hundred thirty-eight million, two hundred twenty-one thousand, two hundred twenty-five".