38743716177121 has 4 divisors (see below), whose sum is σ = 38886681919744. Its totient is φ = 38600750434500.

The previous prime is 38743716177113. The next prime is 38743716177223. The reversal of 38743716177121 is 12177161734783.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 38743716177121 - 2³ = 38743716177113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38743716177421) 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, 71482870905 + ... + 71482871446.

It is an arithmetic number, because the mean of its divisors is an integer number (9721670479936).

Almost surely, 2^{38743716177121} is an apocalyptic number.

It is an amenable number.

38743716177121 is a deficient number, since it is larger than the sum of its proper divisors (142965742623).

38743716177121 is a wasteful number, since it uses less digits than its factorization.

38743716177121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142965742622.

The product of its digits is 8297856, while the sum is 58.

The spelling of 38743716177121 in words is "thirty-eight trillion, seven hundred forty-three billion, seven hundred sixteen million, one hundred seventy-seven thousand, one hundred twenty-one".