4051959025 has 27 divisors (see below), whose sum is σ = 5215540161. Its totient is φ = 3122659680.

The previous prime is 4051959017. The next prime is 4051959049. The reversal of 4051959025 is 5209591504.

The square root of 4051959025 is 63655.

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 55696369 + 3996262656 = 7463^2 + 63216^2 .

It is not a de Polignac number, because 4051959025 - 2³ = 4051959017 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 26 ways as a sum of consecutive naturals, for example, 9229756 + ... + 9230194.

Almost surely, 2^4051959025 is an apocalyptic number.

4051959025 is the 63655-th square number.

4051959025 is the 31828-th centered octagonal number.

It is an amenable number.

4051959025 is a deficient number, since it is larger than the sum of its proper divisors (1163581136).

4051959025 is an frugal number, since it uses more digits than its factorization.

4051959025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 40.

The cubic root of 4051959025 is about 1594.2448215684.

The spelling of 4051959025 in words is "four billion, fifty-one million, nine hundred fifty-nine thousand, twenty-five".