305052031345 has 8 divisors (see below), whose sum is σ = 366313345920. Its totient is φ = 243874352880.

The previous prime is 305052031303. The next prime is 305052031399. The reversal of 305052031345 is 543130250503.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 305052031345 - 2¹³ = 305052023153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20901001 + ... + 20915590.

It is an arithmetic number, because the mean of its divisors is an integer number (45789168240).

Almost surely, 2^305052031345 is an apocalyptic number.

It is an amenable number.

305052031345 is a deficient number, since it is larger than the sum of its proper divisors (61261314575).

305052031345 is a wasteful number, since it uses less digits than its factorization.

305052031345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41818055.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 305052031345 its reverse (543130250503), we get a palindrome (848182281848).

The spelling of 305052031345 in words is "three hundred five billion, fifty-two million, thirty-one thousand, three hundred forty-five".