34155432320425 has 18 divisors (see below), whose sum is σ = 45861246763962. Its totient is φ = 25222473095040.

The previous prime is 34155432320413. The next prime is 34155432320461. The reversal of 34155432320425 is 52402323455143.

It can be written as a sum of positive squares in 9 ways, for example, as 25792878811561 + 8362553508864 = 5078669^2 + 2891808^2 .

It is not a de Polignac number, because 34155432320425 - 2¹⁷ = 34155432189353 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4042058772 + ... + 4042067221.

Almost surely, 2^{34155432320425} is an apocalyptic number.

It is an amenable number.

34155432320425 is a deficient number, since it is larger than the sum of its proper divisors (11705814443537).

34155432320425 is a wasteful number, since it uses less digits than its factorization.

34155432320425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8084126029 (or 8084126011 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 34155432320425 its reverse (52402323455143), we get a palindrome (86557755775568).

The spelling of 34155432320425 in words is "thirty-four trillion, one hundred fifty-five billion, four hundred thirty-two million, three hundred twenty thousand, four hundred twenty-five".