1042705920964 has 12 divisors (see below), whose sum is σ = 1832566845564. Its totient is φ = 519115393664.

The previous prime is 1042705920947. The next prime is 1042705920979. The reversal of 1042705920964 is 4690295072401.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 183747680964 + 858958240000 = 428658^2 + 926800^2 .

It is a super-2 number, since 2×1042705920964² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559390657 + ... + 559392520.

It is an arithmetic number, because the mean of its divisors is an integer number (152713903797).

Almost surely, 2^{1042705920964} is an apocalyptic number.

It is an amenable number.

1042705920964 is a deficient number, since it is larger than the sum of its proper divisors (789860924600).

1042705920964 is a wasteful number, since it uses less digits than its factorization.

1042705920964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118783414 (or 1118783412 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 1042705920964 in words is "one trillion, forty-two billion, seven hundred five million, nine hundred twenty thousand, nine hundred sixty-four".