4145112762025 has 9 divisors (see below), whose sum is σ = 5139952447863. Its totient is φ = 3316082065800.

The previous prime is 4145112761981. The next prime is 4145112762071. The reversal of 4145112762025 is 5202672115414.

The square root of 4145112762025 is 2035955.

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

It can be written as a sum of positive squares in only one way, i.e., 1492240594329 + 2652872167696 = 1221573^2 + 1628764^2 .

It is not a de Polignac number, because 4145112762025 - 2¹³ = 4145112753833 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 (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9976180 + ... + 10383370.

Almost surely, 2^{4145112762025} is an apocalyptic number.

4145112762025 is the 2035955-th square number.

4145112762025 is the 1017978-th centered octagonal number.

It is an amenable number.

4145112762025 is a deficient number, since it is larger than the sum of its proper divisors (994839685838).

4145112762025 is an frugal number, since it uses more digits than its factorization.

4145112762025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814392 (or 407196 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

Adding to 4145112762025 its reverse (5202672115414), we get a palindrome (9347784877439).

The spelling of 4145112762025 in words is "four trillion, one hundred forty-five billion, one hundred twelve million, seven hundred sixty-two thousand, twenty-five".