1438207203482 has 24 divisors (see below), whose sum is σ = 2534371612020. Its totient is φ = 610271793600.

The previous prime is 1438207203481. The next prime is 1438207203509. The reversal of 1438207203482 is 2843027028341.

It can be written as a sum of positive squares in 2 ways, for example, as 1020825308881 + 417381894601 = 1010359^2 + 646051^2 .

It is not an unprimeable number, because it can be changed into a prime (1438207203481) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72641507 + ... + 72661302.

Almost surely, 2^{1438207203482} is an apocalyptic number.

1438207203482 is a deficient number, since it is larger than the sum of its proper divisors (1096164408538).

1438207203482 is a wasteful number, since it uses less digits than its factorization.

1438207203482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145302926 (or 145302919 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 44.

The spelling of 1438207203482 in words is "one trillion, four hundred thirty-eight billion, two hundred seven million, two hundred three thousand, four hundred eighty-two".