115151336240 has 120 divisors (see below), whose sum is σ = 272506107600. Its totient is φ = 45250585600.

The previous prime is 115151336233. The next prime is 115151336273. The reversal of 115151336240 is 42633151511.

It is a junction number, because it is equal to n+sod(n) for n = 115151336197 and 115151336206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121595447 + ... + 121596393.

It is an arithmetic number, because the mean of its divisors is an integer number (2270884230).

Almost surely, 2^115151336240 is an apocalyptic number.

115151336240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115151336240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136253053800).

115151336240 is an abundant number, since it is smaller than the sum of its proper divisors (157354771360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115151336240 is a wasteful number, since it uses less digits than its factorization.

115151336240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311 (or 1204 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 115151336240 its reverse (42633151511), we get a palindrome (157784487751).

The spelling of 115151336240 in words is "one hundred fifteen billion, one hundred fifty-one million, three hundred thirty-six thousand, two hundred forty".