3487574925025 has 9 divisors (see below), whose sum is σ = 4324604485593. Its totient is φ = 2790052470000.

The previous prime is 3487574925011. The next prime is 3487574925089. The reversal of 3487574925025 is 5205294757843.

It is a happy number.

The square root of 3487574925025 is 1867505.

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

It can be written as a sum of positive squares in 4 ways, for example, as 1034893186209 + 2452681738816 = 1017297^2 + 1566104^2 .

It is not a de Polignac number, because 3487574925025 - 2⁹ = 3487574924513 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9150775 + ... + 9524275.

Almost surely, 2^{3487574925025} is an apocalyptic number.

3487574925025 is the 1867505-th square number.

3487574925025 is the 933753-rd centered octagonal number.

It is an amenable number.

3487574925025 is a deficient number, since it is larger than the sum of its proper divisors (837029560568).

3487574925025 is an frugal number, since it uses more digits than its factorization.

3487574925025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747012 (or 373506 counting only the distinct ones).

The product of its (nonzero) digits is 84672000, while the sum is 61.

The spelling of 3487574925025 in words is "three trillion, four hundred eighty-seven billion, five hundred seventy-four million, nine hundred twenty-five thousand, twenty-five".