34021066523543 has 16 divisors (see below), whose sum is σ = 37146177199872. Its totient is φ = 30901343088000.

The previous prime is 34021066523531. The next prime is 34021066523551. The reversal of 34021066523543 is 34532566012043.

It is a happy number.

It is not a de Polignac number, because 34021066523543 - 2⁴ = 34021066523527 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34021066523494 and 34021066523503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34021066523593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113495180 + ... + 113794542.

It is an arithmetic number, because the mean of its divisors is an integer number (2321636074992).

Almost surely, 2^{34021066523543} is an apocalyptic number.

34021066523543 is a deficient number, since it is larger than the sum of its proper divisors (3125110676329).

34021066523543 is a wasteful number, since it uses less digits than its factorization.

34021066523543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308326.

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 34021066523543 in words is "thirty-four trillion, twenty-one billion, sixty-six million, five hundred twenty-three thousand, five hundred forty-three".