1442230715843 has 16 divisors (see below), whose sum is σ = 1482015614016. Its totient is φ = 1402671029760.

The previous prime is 1442230715837. The next prime is 1442230715917. The reversal of 1442230715843 is 3485170322441.

It is a cyclic number.

It is not a de Polignac number, because 1442230715843 - 2⁸ = 1442230715587 is a prime.

It is a super-2 number, since 2×1442230715843² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1442230715794 and 1442230715803.

It is not an unprimeable number, because it can be changed into a prime (1442230715243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20444330 + ... + 20514752.

It is an arithmetic number, because the mean of its divisors is an integer number (92625975876).

Almost surely, 2^{1442230715843} is an apocalyptic number.

1442230715843 is a deficient number, since it is larger than the sum of its proper divisors (39784898173).

1442230715843 is a wasteful number, since it uses less digits than its factorization.

1442230715843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72014.

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 1442230715843 in words is "one trillion, four hundred forty-two billion, two hundred thirty million, seven hundred fifteen thousand, eight hundred forty-three".