346226326013 has 4 divisors (see below), whose sum is σ = 346227691260. Its totient is φ = 346224960768.

The previous prime is 346226325881. The next prime is 346226326093. The reversal of 346226326013 is 310623622643.

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 268699163044 + 77527162969 = 518362^2 + 278437^2 .

It is a cyclic number.

It is not a de Polignac number, because 346226326013 - 2¹⁴ = 346226309629 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 (346226326093) 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, 177758 + ... + 850911.

It is an arithmetic number, because the mean of its divisors is an integer number (86556922815).

Almost surely, 2^346226326013 is an apocalyptic number.

It is an amenable number.

346226326013 is a deficient number, since it is larger than the sum of its proper divisors (1365247).

346226326013 is a wasteful number, since it uses less digits than its factorization.

346226326013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365246.

The product of its (nonzero) digits is 186624, while the sum is 38.

Adding to 346226326013 its reverse (310623622643), we get a palindrome (656849948656).

The spelling of 346226326013 in words is "three hundred forty-six billion, two hundred twenty-six million, three hundred twenty-six thousand, thirteen".