418703020345 has 4 divisors (see below), whose sum is σ = 502443624420. Its totient is φ = 334962416272.

The previous prime is 418703020313. The next prime is 418703020367. The reversal of 418703020345 is 543020307814.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543020307814 = 2 ⋅271510153907.

It can be written as a sum of positive squares in 2 ways, for example, as 77371316649 + 341331703696 = 278157^2 + 584236^2 .

It is a cyclic number.

It is not a de Polignac number, because 418703020345 - 2⁵ = 418703020313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41870302030 + ... + 41870302039.

It is an arithmetic number, because the mean of its divisors is an integer number (125610906105).

Almost surely, 2^418703020345 is an apocalyptic number.

It is an amenable number.

418703020345 is a deficient number, since it is larger than the sum of its proper divisors (83740604075).

418703020345 is an equidigital number, since it uses as much as digits as its factorization.

418703020345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83740604074.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 418703020345 in words is "four hundred eighteen billion, seven hundred three million, twenty thousand, three hundred forty-five".