1144428387706 has 8 divisors (see below), whose sum is σ = 1740820646304. Its totient is φ = 564154838940.

The previous prime is 1144428387677. The next prime is 1144428387709. The reversal of 1144428387706 is 6077838244411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1144428387709) 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, 4029677280 + ... + 4029677563.

It is an arithmetic number, because the mean of its divisors is an integer number (217602580788).

Almost surely, 2^{1144428387706} is an apocalyptic number.

1144428387706 is a deficient number, since it is larger than the sum of its proper divisors (596392258598).

1144428387706 is an equidigital number, since it uses as much as digits as its factorization.

1144428387706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8059354916.

The product of its (nonzero) digits is 7225344, while the sum is 55.

The spelling of 1144428387706 in words is "one trillion, one hundred forty-four billion, four hundred twenty-eight million, three hundred eighty-seven thousand, seven hundred six".