2131533322479 has 144 divisors (see below), whose sum is σ = 3882842140320. Its totient is φ = 1112127528960.

The previous prime is 2131533322439. The next prime is 2131533322489. The reversal of 2131533322479 is 9742233351312.

2131533322479 is a `hidden beast` number, since 2 + 1 + 3 + 153 + 3 + 3 + 22 + 479 = 666.

It is not a de Polignac number, because 2131533322479 - 2⁷ = 2131533322351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131533322439) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 17558839 + ... + 17679815.

It is an arithmetic number, because the mean of its divisors is an integer number (26964181530).

Almost surely, 2^{2131533322479} is an apocalyptic number.

2131533322479 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2131533322479 is a deficient number, since it is larger than the sum of its proper divisors (1751308817841).

2131533322479 is a wasteful number, since it uses less digits than its factorization.

2131533322479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121078 (or 121056 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The spelling of 2131533322479 in words is "two trillion, one hundred thirty-one billion, five hundred thirty-three million, three hundred twenty-two thousand, four hundred seventy-nine".