136381583519 has 8 divisors (see below), whose sum is σ = 139603194192. Its totient is φ = 133162243200.

The previous prime is 136381583461. The next prime is 136381583521. The reversal of 136381583519 is 915385183631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136381583519 - 2⁸ = 136381583263 is a prime.

It is a super-2 number, since 2×136381583519² (a number of 23 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 (136381583549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445724 + ... + 686609.

It is an arithmetic number, because the mean of its divisors is an integer number (17450399274).

Almost surely, 2^136381583519 is an apocalyptic number.

136381583519 is a deficient number, since it is larger than the sum of its proper divisors (3221610673).

136381583519 is a wasteful number, since it uses less digits than its factorization.

136381583519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135177.

The product of its digits is 2332800, while the sum is 53.

The spelling of 136381583519 in words is "one hundred thirty-six billion, three hundred eighty-one million, five hundred eighty-three thousand, five hundred nineteen".