1142864241836 has 12 divisors (see below), whose sum is σ = 2000030601912. Its totient is φ = 571426927008.

The previous prime is 1142864241821. The next prime is 1142864241943. The reversal of 1142864241836 is 6381424682411.

It is a super-2 number, since 2×1142864241836² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 780425 + ... + 1701408.

It is an arithmetic number, because the mean of its divisors is an integer number (166669216826).

Almost surely, 2^{1142864241836} is an apocalyptic number.

It is an amenable number.

1142864241836 is a deficient number, since it is larger than the sum of its proper divisors (857166360076).

1142864241836 is a wasteful number, since it uses less digits than its factorization.

1142864241836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2596960 (or 2596958 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 50.

The spelling of 1142864241836 in words is "one trillion, one hundred forty-two billion, eight hundred sixty-four million, two hundred forty-one thousand, eight hundred thirty-six".