1042402771611 has 24 divisors (see below), whose sum is σ = 1639592994000. Its totient is φ = 635657585472.

The previous prime is 1042402771607. The next prime is 1042402771639. The reversal of 1042402771611 is 1161772042401.

1042402771611 is a `hidden beast` number, since 1 + 0 + 424 + 0 + 2 + 77 + 161 + 1 = 666.

It is not a de Polignac number, because 1042402771611 - 2² = 1042402771607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1042402771681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105097156 + ... + 105107073.

It is an arithmetic number, because the mean of its divisors is an integer number (68316374750).

Almost surely, 2^{1042402771611} is an apocalyptic number.

1042402771611 is a deficient number, since it is larger than the sum of its proper divisors (597190222389).

1042402771611 is a wasteful number, since it uses less digits than its factorization.

1042402771611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210204283 (or 210204280 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The spelling of 1042402771611 in words is "one trillion, forty-two billion, four hundred two million, seven hundred seventy-one thousand, six hundred eleven".