1439241852794 has 4 divisors (see below), whose sum is σ = 2158862779194. Its totient is φ = 719620926396.

The previous prime is 1439241852749. The next prime is 1439241852817. The reversal of 1439241852794 is 4972581429341.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1149945246025 + 289296606769 = 1072355^2 + 537863^2 .

It is a super-2 number, since 2×1439241852794² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359810463197 + ... + 359810463200.

Almost surely, 2^{1439241852794} is an apocalyptic number.

1439241852794 is a deficient number, since it is larger than the sum of its proper divisors (719620926400).

1439241852794 is an equidigital number, since it uses as much as digits as its factorization.

1439241852794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719620926399.

The product of its digits is 17418240, while the sum is 59.

The spelling of 1439241852794 in words is "one trillion, four hundred thirty-nine billion, two hundred forty-one million, eight hundred fifty-two thousand, seven hundred ninety-four".