351350001536623 has 2 divisors, whose sum is σ = 351350001536624. Its totient is φ = 351350001536622.

The previous prime is 351350001536617. The next prime is 351350001536663. The reversal of 351350001536623 is 326635100053153.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351350001536623 is a prime.

It is a super-2 number, since 2×351350001536623² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 351350001536623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (351350001536603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175675000768311 + 175675000768312.

It is an arithmetic number, because the mean of its divisors is an integer number (175675000768312).

Almost surely, 2^{351350001536623} is an apocalyptic number.

351350001536623 is a deficient number, since it is larger than the sum of its proper divisors (1).

351350001536623 is an equidigital number, since it uses as much as digits as its factorization.

351350001536623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 729000, while the sum is 43.

Adding to 351350001536623 its reverse (326635100053153), we get a palindrome (677985101589776).

The spelling of 351350001536623 in words is "three hundred fifty-one trillion, three hundred fifty billion, one million, five hundred thirty-six thousand, six hundred twenty-three".