135510320040031 has 8 divisors (see below), whose sum is σ = 139174456872384. Its totient is φ = 131846272457760.

The previous prime is 135510320040023. The next prime is 135510320040059. The reversal of 135510320040031 is 130040023015531.

It is a happy number.

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 135510320040031 - 2³ = 135510320040023 is a prime.

It is a super-2 number, since 2×135510320040031² (a number of 29 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 (135510320040061) 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, 19229140 + ... + 25313641.

It is an arithmetic number, because the mean of its divisors is an integer number (17396807109048).

Almost surely, 2^{135510320040031} is an apocalyptic number.

135510320040031 is a deficient number, since it is larger than the sum of its proper divisors (3664136832353).

135510320040031 is an equidigital number, since it uses as much as digits as its factorization.

135510320040031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44625041.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 135510320040031 its reverse (130040023015531), we get a palindrome (265550343055562).

The spelling of 135510320040031 in words is "one hundred thirty-five trillion, five hundred ten billion, three hundred twenty million, forty thousand, thirty-one".