345453203223430 has 32 divisors (see below), whose sum is σ = 635047582978944. Its totient is φ = 135240893162496.

The previous prime is 345453203223397. The next prime is 345453203223521. The reversal of 345453203223430 is 34322302354543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236430394 + ... + 237887026.

It is an arithmetic number, because the mean of its divisors is an integer number (19845236968092).

Almost surely, 2^{345453203223430} is an apocalyptic number.

345453203223430 is a deficient number, since it is larger than the sum of its proper divisors (289594379755514).

345453203223430 is a wasteful number, since it uses less digits than its factorization.

345453203223430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1961280.

The product of its (nonzero) digits is 3110400, while the sum is 43.

Adding to 345453203223430 its reverse (34322302354543), we get a palindrome (379775505577973).

The spelling of 345453203223430 in words is "three hundred forty-five trillion, four hundred fifty-three billion, two hundred three million, two hundred twenty-three thousand, four hundred thirty".