1438551338714 has 36 divisors (see below), whose sum is σ = 2593709241642. Its totient is φ = 596634156720.

The previous prime is 1438551338689. The next prime is 1438551338723. The reversal of 1438551338714 is 4178331558341.

It can be written as a sum of positive squares in only one way, i.e., 1156130305225 + 282421033489 = 1075235^2 + 531433^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7543229 + ... + 7731584.

Almost surely, 2^{1438551338714} is an apocalyptic number.

1438551338714 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1438551338714 is a deficient number, since it is larger than the sum of its proper divisors (1155157902928).

1438551338714 is a wasteful number, since it uses less digits than its factorization.

1438551338714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15274891 (or 15274853 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 53.

The spelling of 1438551338714 in words is "one trillion, four hundred thirty-eight billion, five hundred fifty-one million, three hundred thirty-eight thousand, seven hundred fourteen".