1442858745730 has 32 divisors (see below), whose sum is σ = 2635483967424. Its totient is φ = 568661180736.

The previous prime is 1442858745719. The next prime is 1442858745733. The reversal of 1442858745730 is 375478582441.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1442858745733) 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, 2020684 + ... + 2639863.

It is an arithmetic number, because the mean of its divisors is an integer number (82358873982).

Almost surely, 2^{1442858745730} is an apocalyptic number.

1442858745730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1442858745730 is a deficient number, since it is larger than the sum of its proper divisors (1192625221694).

1442858745730 is a wasteful number, since it uses less digits than its factorization.

1442858745730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4661010.

The product of its (nonzero) digits is 30105600, while the sum is 58.

The spelling of 1442858745730 in words is "one trillion, four hundred forty-two billion, eight hundred fifty-eight million, seven hundred forty-five thousand, seven hundred thirty".