1142361140556 has 24 divisors (see below), whose sum is σ = 2678903852800. Its totient is φ = 378873543312.

The previous prime is 1142361140549. The next prime is 1142361140573. The reversal of 1142361140556 is 6550411632411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239185456 + ... + 239190231.

Almost surely, 2^{1142361140556} is an apocalyptic number.

It is an amenable number.

1142361140556 is an abundant number, since it is smaller than the sum of its proper divisors (1536542712244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142361140556 is a wasteful number, since it uses less digits than its factorization.

1142361140556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478375893 (or 478375891 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

Adding to 1142361140556 its reverse (6550411632411), we get a palindrome (7692772772967).

The spelling of 1142361140556 in words is "one trillion, one hundred forty-two billion, three hundred sixty-one million, one hundred forty thousand, five hundred fifty-six".