3803892427449 has 27 divisors (see below), whose sum is σ = 5516769235887. Its totient is φ = 2525696712144.

The previous prime is 3803892427441. The next prime is 3803892427459. The reversal of 3803892427449 is 9447242983083.

The square root of 3803892427449 is 1950357.

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

3803892427449 is a `hidden beast` number, since 3 + 8 + 0 + 389 + 242 + 7 + 4 + 4 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 655638381225 + 3148254046224 = 809715^2 + 1774332^2 .

It is not a de Polignac number, because 3803892427449 - 2³ = 3803892427441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3803892427441) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1620745494 + ... + 1620747840.

Almost surely, 2^{3803892427449} is an apocalyptic number.

3803892427449 is the 1950357-th square number.

3803892427449 is the 975179-th centered octagonal number.

It is an amenable number.

3803892427449 is a deficient number, since it is larger than the sum of its proper divisors (1712876808438).

3803892427449 is an frugal number, since it uses more digits than its factorization.

3803892427449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5254 (or 2627 counting only the distinct ones).

The product of its (nonzero) digits is 83607552, while the sum is 63.

The spelling of 3803892427449 in words is "three trillion, eight hundred three billion, eight hundred ninety-two million, four hundred twenty-seven thousand, four hundred forty-nine".