38813287161442 has 8 divisors (see below), whose sum is σ = 58234409722332. Its totient is φ = 19401817254000.

The previous prime is 38813287161437. The next prime is 38813287161449. The reversal of 38813287161442 is 24416178231883.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24825993839761 + 13987293321681 = 4982569^2 + 3739959^2 .

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 (38813287161449) 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, 2413153309 + ... + 2413169392.

Almost surely, 2^{38813287161442} is an apocalyptic number.

38813287161442 is a deficient number, since it is larger than the sum of its proper divisors (19421122560890).

38813287161442 is a wasteful number, since it uses less digits than its factorization.

38813287161442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4826326724.

The product of its digits is 12386304, while the sum is 58.

The spelling of 38813287161442 in words is "thirty-eight trillion, eight hundred thirteen billion, two hundred eighty-seven million, one hundred sixty-one thousand, four hundred forty-two".