131345540124330 has 128 divisors (see below), whose sum is σ = 369348758102016. Its totient is φ = 29265802099200.

The previous prime is 131345540124313. The next prime is 131345540124443. The reversal of 131345540124330 is 33421045543131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4402729 + ... + 16795091.

It is an arithmetic number, because the mean of its divisors is an integer number (2885537172672).

Almost surely, 2^{131345540124330} is an apocalyptic number.

131345540124330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 131345540124330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184674379051008).

131345540124330 is an abundant number, since it is smaller than the sum of its proper divisors (238003217977686).

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

131345540124330 is a wasteful number, since it uses less digits than its factorization.

131345540124330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12393652.

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 131345540124330 its reverse (33421045543131), we get a palindrome (164766585667461).

The spelling of 131345540124330 in words is "one hundred thirty-one trillion, three hundred forty-five billion, five hundred forty million, one hundred twenty-four thousand, three hundred thirty".