34330421523 has 4 divisors (see below), whose sum is σ = 45773895368. Its totient is φ = 22886947680.

The previous prime is 34330421501. The next prime is 34330421533. The reversal of 34330421523 is 32512403343.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 34330421523 - 2⁶ = 34330421459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34330421533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5721736918 + ... + 5721736923.

It is an arithmetic number, because the mean of its divisors is an integer number (11443473842).

Almost surely, 2^34330421523 is an apocalyptic number.

34330421523 is a deficient number, since it is larger than the sum of its proper divisors (11443473845).

34330421523 is a wasteful number, since it uses less digits than its factorization.

34330421523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11443473844.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 34330421523 its reverse (32512403343), we get a palindrome (66842824866).

The spelling of 34330421523 in words is "thirty-four billion, three hundred thirty million, four hundred twenty-one thousand, five hundred twenty-three".