34523421623521 has 8 divisors (see below), whose sum is σ = 34532965061888. Its totient is φ = 34513878870000.

The previous prime is 34523421623497. The next prime is 34523421623531. The reversal of 34523421623521 is 12532612432543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34523421623521 - 2⁴³ = 25727328601313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34523421623531) 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, 110421106 + ... + 110733316.

It is an arithmetic number, because the mean of its divisors is an integer number (4316620632736).

Almost surely, 2^{34523421623521} is an apocalyptic number.

It is an amenable number.

34523421623521 is a deficient number, since it is larger than the sum of its proper divisors (9543438367).

34523421623521 is a wasteful number, since it uses less digits than its factorization.

34523421623521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342423.

The product of its digits is 1036800, while the sum is 43.

The spelling of 34523421623521 in words is "thirty-four trillion, five hundred twenty-three billion, four hundred twenty-one million, six hundred twenty-three thousand, five hundred twenty-one".