3499499783025 has 243 divisors, whose sum is σ = 6770911427553. Its totient is φ = 1794071332800.

The previous prime is 3499499782871. The next prime is 3499499783041. The reversal of 3499499783025 is 5203879949943.

The square root of 3499499783025 is 1870695.

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

3499499783025 is a `hidden beast` number, since 3 + 49 + 9 + 499 + 78 + 3 + 0 + 25 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1044436988529 + 2455062794496 = 1021977^2 + 1566864^2 .

It is a tau number, because it is divible by the number of its divisors (243).

It is not a de Polignac number, because 3499499783025 - 2²⁹ = 3498962912113 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 23486575651 + ... + 23486575799.

Almost surely, 2^{3499499783025} is an apocalyptic number.

3499499783025 is the 1870695-th square number.

3499499783025 is the 935348-th centered octagonal number.

It is an amenable number.

3499499783025 is a deficient number, since it is larger than the sum of its proper divisors (3271411644528).

3499499783025 is an frugal number, since it uses more digits than its factorization.

3499499783025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 529079040, while the sum is 72.

The spelling of 3499499783025 in words is "three trillion, four hundred ninety-nine billion, four hundred ninety-nine million, seven hundred eighty-three thousand, twenty-five".