4081519374519 has 4 divisors (see below), whose sum is σ = 5442025832696. Its totient is φ = 2721012916344.

The previous prime is 4081519374469. The next prime is 4081519374523. The reversal of 4081519374519 is 9154739151804.

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

It is not a de Polignac number, because 4081519374519 - 2⁸ = 4081519374263 is a prime.

It is a super-2 number, since 2×4081519374519² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4081519374019) 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, 680253229084 + ... + 680253229089.

It is an arithmetic number, because the mean of its divisors is an integer number (1360506458174).

Almost surely, 2^{4081519374519} is an apocalyptic number.

4081519374519 is a deficient number, since it is larger than the sum of its proper divisors (1360506458177).

4081519374519 is a wasteful number, since it uses less digits than its factorization.

4081519374519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360506458176.

The product of its (nonzero) digits is 5443200, while the sum is 57.

The spelling of 4081519374519 in words is "four trillion, eighty-one billion, five hundred nineteen million, three hundred seventy-four thousand, five hundred nineteen".