543634331426452 has 24 divisors (see below), whose sum is σ = 1087271430237440. Its totient is φ = 232985549028960.

The previous prime is 543634331426429. The next prime is 543634331426489. The reversal of 543634331426452 is 254624133436345.

It is a junction number, because it is equal to n+sod(n) for n = 543634331426393 and 543634331426402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13421052 + ... + 35600467.

Almost surely, 2^{543634331426452} is an apocalyptic number.

It is an amenable number.

543634331426452 is an abundant number, since it is smaller than the sum of its proper divisors (543637098810988).

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

543634331426452 is a wasteful number, since it uses less digits than its factorization.

543634331426452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49417591 (or 49417589 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 55.

The spelling of 543634331426452 in words is "five hundred forty-three trillion, six hundred thirty-four billion, three hundred thirty-one million, four hundred twenty-six thousand, four hundred fifty-two".