1142430427712 has 84 divisors (see below), whose sum is σ = 2775931222320. Its totient is φ = 463843908864.

The previous prime is 1142430427711. The next prime is 1142430427759. The reversal of 1142430427712 is 2177240342411.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (1142430427711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9527138 + ... + 9646305.

Almost surely, 2^{1142430427712} is an apocalyptic number.

It is an amenable number.

1142430427712 is an abundant number, since it is smaller than the sum of its proper divisors (1633500794608).

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

1142430427712 is a wasteful number, since it uses less digits than its factorization.

1142430427712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19173488 (or 19173471 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The spelling of 1142430427712 in words is "one trillion, one hundred forty-two billion, four hundred thirty million, four hundred twenty-seven thousand, seven hundred twelve".