345455515022203 has 4 divisors (see below), whose sum is σ = 345456101226208. Its totient is φ = 345454928818200.

The previous prime is 345455515022179. The next prime is 345455515022221. The reversal of 345455515022203 is 302220515554543.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345455515022203 - 2⁴¹ = 343256491766651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345455515022263) 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, 292217148 + ... + 293396953.

It is an arithmetic number, because the mean of its divisors is an integer number (86364025306552).

Almost surely, 2^{345455515022203} is an apocalyptic number.

345455515022203 is a deficient number, since it is larger than the sum of its proper divisors (586204005).

345455515022203 is an equidigital number, since it uses as much as digits as its factorization.

345455515022203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586204004.

The product of its (nonzero) digits is 3600000, while the sum is 46.

The spelling of 345455515022203 in words is "three hundred forty-five trillion, four hundred fifty-five billion, five hundred fifteen million, twenty-two thousand, two hundred three".