3874478181341 has 4 divisors (see below), whose sum is σ = 3875296795452. Its totient is φ = 3873659567232.

The previous prime is 3874478181337. The next prime is 3874478181347. The reversal of 3874478181341 is 1431818744783.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1539758356900 + 2334719824441 = 1240870^2 + 1527979^2 .

It is a cyclic number.

It is not a de Polignac number, because 3874478181341 - 2² = 3874478181337 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3874478181347) 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, 409299956 + ... + 409309421.

It is an arithmetic number, because the mean of its divisors is an integer number (968824198863).

Almost surely, 2^{3874478181341} is an apocalyptic number.

It is an amenable number.

3874478181341 is a deficient number, since it is larger than the sum of its proper divisors (818614111).

3874478181341 is an equidigital number, since it uses as much as digits as its factorization.

3874478181341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818614110.

The product of its digits is 14450688, while the sum is 59.

The spelling of 3874478181341 in words is "three trillion, eight hundred seventy-four billion, four hundred seventy-eight million, one hundred eighty-one thousand, three hundred forty-one".