3142490107849 has 9 divisors (see below), whose sum is σ = 3229785149031. Its totient is φ = 3057494125320.

The previous prime is 3142490107843. The next prime is 3142490107891. The reversal of 3142490107849 is 9487010942413.

It is a happy number.

The square root of 3142490107849 is 1772707.

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., 2811943303225 + 330546804624 = 1676885^2 + 574932^2 .

It is not a de Polignac number, because 3142490107849 - 2¹³ = 3142490099657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3142490107796 and 3142490107805.

It is not an unprimeable number, because it can be changed into a prime (3142490107843) by changing a digit.

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, 65566204 + ... + 65614114.

It is an arithmetic number, because the mean of its divisors is an integer number (358865016559).

Almost surely, 2^{3142490107849} is an apocalyptic number.

3142490107849 is the 1772707-th square number.

3142490107849 is the 886354-th centered octagonal number.

It is an amenable number.

3142490107849 is a deficient number, since it is larger than the sum of its proper divisors (87295041182).

3142490107849 is an frugal number, since it uses more digits than its factorization.

3142490107849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95896 (or 47948 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 3142490107849 in words is "three trillion, one hundred forty-two billion, four hundred ninety million, one hundred seven thousand, eight hundred forty-nine".