1965483429849 has 15 divisors (see below), whose sum is σ = 2936111379663. Its totient is φ = 1310313874824.

The previous prime is 1965483429841. The next prime is 1965483429857. The reversal of 1965483429849 is 9489243845691.

The square root of 1965483429849 is 1401957.

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

1965483429849 is a `hidden beast` number, since 1 + 9 + 6 + 548 + 34 + 2 + 9 + 8 + 49 = 666.

It is an interprime number because it is at equal distance from previous prime (1965483429841) and next prime (1965483429857).

It can be written as a sum of positive squares in only one way, i.e., 494764526025 + 1470718903824 = 703395^2 + 1212732^2 .

It is not a de Polignac number, because 1965483429849 - 2³ = 1965483429841 is a prime.

It is a super-2 number, since 2×1965483429849² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1965483429841) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 12539727 + ... + 12695499.

Almost surely, 2^{1965483429849} is an apocalyptic number.

1965483429849 is the 1401957-th square number.

1965483429849 is the 700979-th centered octagonal number.

It is an amenable number.

1965483429849 is a deficient number, since it is larger than the sum of its proper divisors (970627949814).

1965483429849 is an frugal number, since it uses more digits than its factorization.

1965483429849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311558 (or 155776 counting only the distinct ones).

The product of its digits is 537477120, while the sum is 72.

The spelling of 1965483429849 in words is "one trillion, nine hundred sixty-five billion, four hundred eighty-three million, four hundred twenty-nine thousand, eight hundred forty-nine".