3841844715081 has 48 divisors (see below), whose sum is σ = 6048170160000. Its totient is φ = 2409750763776.

The previous prime is 3841844715073. The next prime is 3841844715103. The reversal of 3841844715081 is 1805174481483.

It is a happy number.

3841844715081 is a `hidden beast` number, since 3 + 8 + 41 + 8 + 4 + 471 + 50 + 81 = 666.

It is not a de Polignac number, because 3841844715081 - 2³ = 3841844715073 is a prime.

It is a super-2 number, since 2×3841844715081² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3841846715081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23319111 + ... + 23483283.

It is an arithmetic number, because the mean of its divisors is an integer number (126003545000).

Almost surely, 2^{3841844715081} is an apocalyptic number.

It is an amenable number.

3841844715081 is a deficient number, since it is larger than the sum of its proper divisors (2206325444919).

3841844715081 is a wasteful number, since it uses less digits than its factorization.

3841844715081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167215 (or 167192 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 54.

The spelling of 3841844715081 in words is "three trillion, eight hundred forty-one billion, eight hundred forty-four million, seven hundred fifteen thousand, eighty-one".