131422412431440 has 160 divisors (see below), whose sum is σ = 487498521431040. Its totient is φ = 32350132283904.

The previous prime is 131422412431439. The next prime is 131422412431507. The reversal of 131422412431440 is 44134214224131.

131422412431440 is a `hidden beast` number, since 1 + 3 + 1 + 42 + 24 + 124 + 31 + 440 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 131422412431395 and 131422412431404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2340114592 + ... + 2340170751.

It is an arithmetic number, because the mean of its divisors is an integer number (3046865758944).

Almost surely, 2^{131422412431440} is an apocalyptic number.

131422412431440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131422412431440 is an abundant number, since it is smaller than the sum of its proper divisors (356076108999600).

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

131422412431440 is a wasteful number, since it uses less digits than its factorization.

131422412431440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680285378 (or 4680285366 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

Adding to 131422412431440 its reverse (44134214224131), we get a palindrome (175556626655571).

The spelling of 131422412431440 in words is "one hundred thirty-one trillion, four hundred twenty-two billion, four hundred twelve million, four hundred thirty-one thousand, four hundred forty".