1384535671790 has 8 divisors (see below), whose sum is σ = 2492164209240. Its totient is φ = 553814268712.

The previous prime is 1384535671789. The next prime is 1384535671793. The reversal of 1384535671790 is 971765354831.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1384535671793) 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, 69226783580 + ... + 69226783599.

It is an arithmetic number, because the mean of its divisors is an integer number (311520526155).

Almost surely, 2^{1384535671790} is an apocalyptic number.

1384535671790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1384535671790 is a deficient number, since it is larger than the sum of its proper divisors (1107628537450).

1384535671790 is a wasteful number, since it uses less digits than its factorization.

1384535671790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138453567186.

The product of its (nonzero) digits is 19051200, while the sum is 59.

The spelling of 1384535671790 in words is "one trillion, three hundred eighty-four billion, five hundred thirty-five million, six hundred seventy-one thousand, seven hundred ninety".