103444103773438 has 4 divisors (see below), whose sum is σ = 155166155660160. Its totient is φ = 51722051886718.

The previous prime is 103444103773421. The next prime is 103444103773457. The reversal of 103444103773438 is 834377301444301.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25861025943358 + ... + 25861025943361.

It is an arithmetic number, because the mean of its divisors is an integer number (38791538915040).

Almost surely, 2^{103444103773438} is an apocalyptic number.

103444103773438 is a deficient number, since it is larger than the sum of its proper divisors (51722051886722).

103444103773438 is an equidigital number, since it uses as much as digits as its factorization.

103444103773438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51722051886721.

The product of its (nonzero) digits is 8128512, while the sum is 52.

The spelling of 103444103773438 in words is "one hundred three trillion, four hundred forty-four billion, one hundred three million, seven hundred seventy-three thousand, four hundred thirty-eight".