34004033423021 has 4 divisors (see below), whose sum is σ = 34004055581532. Its totient is φ = 34004011264512.

The previous prime is 34004033422949. The next prime is 34004033423023. The reversal of 34004033423021 is 12032433040043.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15336544116100 + 18667489306921 = 3916190^2 + 4320589^2 .

It is a cyclic number.

It is not a de Polignac number, because 34004033423021 - 2²² = 34004029228717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34004033423023) 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, 8591126 + ... + 11908631.

It is an arithmetic number, because the mean of its divisors is an integer number (8501013895383).

Almost surely, 2^{34004033423021} is an apocalyptic number.

It is an amenable number.

34004033423021 is a deficient number, since it is larger than the sum of its proper divisors (22158511).

34004033423021 is a wasteful number, since it uses less digits than its factorization.

34004033423021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22158510.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 34004033423021 its reverse (12032433040043), we get a palindrome (46036466463064).

The spelling of 34004033423021 in words is "thirty-four trillion, four billion, thirty-three million, four hundred twenty-three thousand, twenty-one".