122581896345432 has 32 divisors (see below), whose sum is σ = 340505267626800. Its totient is φ = 40860632115072.

The previous prime is 122581896345431. The next prime is 122581896345481. The reversal of 122581896345432 is 234543698185221.

122581896345432 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 8 + 1 + 89 + 6 + 3 + 4 + 543 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 122581896345432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122581896345431) 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, 283754389473 + ... + 283754389904.

Almost surely, 2^{122581896345432} is an apocalyptic number.

122581896345432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122581896345432 is an abundant number, since it is smaller than the sum of its proper divisors (217923371281368).

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

122581896345432 is a wasteful number, since it uses less digits than its factorization.

122581896345432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567508779392 (or 567508779382 counting only the distinct ones).

The product of its digits is 99532800, while the sum is 63.

The spelling of 122581896345432 in words is "one hundred twenty-two trillion, five hundred eighty-one billion, eight hundred ninety-six million, three hundred forty-five thousand, four hundred thirty-two".