1039875786049 has 9 divisors (see below), whose sum is σ = 1042885559779. Its totient is φ = 1036874682400.

The previous prime is 1039875785911. The next prime is 1039875786067. The reversal of 1039875786049 is 9406875789301.

The square root of 1039875786049 is 1019743.

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., 1029528827649 + 10346958400 = 1014657^2 + 101720^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1039875786049 is a prime.

It is a super-2 number, since 2×1039875786049² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1039875784049) by changing a digit.

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, 408915672 + ... + 408918214.

Almost surely, 2^{1039875786049} is an apocalyptic number.

1039875786049 is the 1019743-rd square number.

1039875786049 is the 509872-nd centered octagonal number.

It is an amenable number.

1039875786049 is a deficient number, since it is larger than the sum of its proper divisors (3009773730).

1039875786049 is an frugal number, since it uses more digits than its factorization.

1039875786049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5888 (or 2944 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 67.

The spelling of 1039875786049 in words is "one trillion, thirty-nine billion, eight hundred seventy-five million, seven hundred eighty-six thousand, forty-nine".