304242455545 has 48 divisors (see below), whose sum is σ = 437789111040. Its totient is φ = 202275515904.

The previous prime is 304242455521. The next prime is 304242455581. The reversal of 304242455545 is 545554242403.

It is not a de Polignac number, because 304242455545 - 2⁷ = 304242455417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1108641 + ... + 1355569.

It is an arithmetic number, because the mean of its divisors is an integer number (9120606480).

Almost surely, 2^304242455545 is an apocalyptic number.

304242455545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

304242455545 is a deficient number, since it is larger than the sum of its proper divisors (133546655495).

304242455545 is a wasteful number, since it uses less digits than its factorization.

304242455545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247102 (or 247095 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 43.

Adding to 304242455545 its reverse (545554242403), we get a palindrome (849796697948).

The spelling of 304242455545 in words is "three hundred four billion, two hundred forty-two million, four hundred fifty-five thousand, five hundred forty-five".