1142646203768 has 16 divisors (see below), whose sum is σ = 2142497503680. Its totient is φ = 571313536128.

The previous prime is 1142646203761. The next prime is 1142646203869. The reversal of 1142646203768 is 8673026462411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142646203761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 674696 + ... + 1655447.

It is an arithmetic number, because the mean of its divisors is an integer number (133906093980).

Almost surely, 2^{1142646203768} is an apocalyptic number.

It is an amenable number.

1142646203768 is a deficient number, since it is larger than the sum of its proper divisors (999851299912).

1142646203768 is a wasteful number, since it uses less digits than its factorization.

1142646203768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2391446 (or 2391442 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 50.

The spelling of 1142646203768 in words is "one trillion, one hundred forty-two billion, six hundred forty-six million, two hundred three thousand, seven hundred sixty-eight".