1142653020246 has 12 divisors (see below), whose sum is σ = 2475748210572. Its totient is φ = 380884340076.

The previous prime is 1142653020211. The next prime is 1142653020247. The reversal of 1142653020246 is 6420203562411.

1142653020246 is a `hidden beast` number, since 11 + 42 + 65 + 302 + 0 + 246 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1142653020246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142653020247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31740361656 + ... + 31740361691.

It is an arithmetic number, because the mean of its divisors is an integer number (206312350881).

Almost surely, 2^{1142653020246} is an apocalyptic number.

1142653020246 is an abundant number, since it is smaller than the sum of its proper divisors (1333095190326).

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

1142653020246 is a wasteful number, since it uses less digits than its factorization.

1142653020246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63480723355 (or 63480723352 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 1142653020246 its reverse (6420203562411), we get a palindrome (7562856582657).

The spelling of 1142653020246 in words is "one trillion, one hundred forty-two billion, six hundred fifty-three million, twenty thousand, two hundred forty-six".