345454443530405 has 32 divisors (see below), whose sum is σ = 454381350115968. Its totient is φ = 250045142860800.

The previous prime is 345454443530347. The next prime is 345454443530423. The reversal of 345454443530405 is 504035344454543.

It is not a de Polignac number, because 345454443530405 - 2¹⁰ = 345454443529381 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 949304369 + ... + 949668201.

It is an arithmetic number, because the mean of its divisors is an integer number (14199417191124).

Almost surely, 2^{345454443530405} is an apocalyptic number.

It is an amenable number.

345454443530405 is a deficient number, since it is larger than the sum of its proper divisors (108926906585563).

345454443530405 is a wasteful number, since it uses less digits than its factorization.

345454443530405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445877.

The product of its (nonzero) digits is 69120000, while the sum is 53.

Adding to 345454443530405 its reverse (504035344454543), we get a palindrome (849489787984948).

The spelling of 345454443530405 in words is "three hundred forty-five trillion, four hundred fifty-four billion, four hundred forty-three million, five hundred thirty thousand, four hundred five".