340320522551 has 16 divisors (see below), whose sum is σ = 350145523200. Its totient is φ = 330585621408.

The previous prime is 340320522541. The next prime is 340320522583. The reversal of 340320522551 is 155225023043.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340320522551 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 (340320522541) 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, 9030590 + ... + 9068196.

It is an arithmetic number, because the mean of its divisors is an integer number (21884095200).

Almost surely, 2^340320522551 is an apocalyptic number.

340320522551 is a deficient number, since it is larger than the sum of its proper divisors (9825000649).

340320522551 is a wasteful number, since it uses less digits than its factorization.

340320522551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38798.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 340320522551 its reverse (155225023043), we get a palindrome (495545545594).

The spelling of 340320522551 in words is "three hundred forty billion, three hundred twenty million, five hundred twenty-two thousand, five hundred fifty-one".