305252042534445 has 16 divisors (see below), whose sum is σ = 492248963082240. Its totient is φ = 161519191009344.

The previous prime is 305252042534431. The next prime is 305252042534513. The reversal of 305252042534445 is 544435240252503.

It is not a de Polignac number, because 305252042534445 - 2⁷ = 305252042534317 is a prime.

It is a super-2 number, since 2×305252042534445² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 305252042534394 and 305252042534403.

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, 80118644430 + ... + 80118648239.

It is an arithmetic number, because the mean of its divisors is an integer number (30765560192640).

Almost surely, 2^{305252042534445} is an apocalyptic number.

It is an amenable number.

305252042534445 is a deficient number, since it is larger than the sum of its proper divisors (186996920547795).

305252042534445 is a wasteful number, since it uses less digits than its factorization.

305252042534445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160237292804.

The product of its (nonzero) digits is 11520000, while the sum is 48.

Adding to 305252042534445 its reverse (544435240252503), we get a palindrome (849687282786948).

The spelling of 305252042534445 in words is "three hundred five trillion, two hundred fifty-two billion, forty-two million, five hundred thirty-four thousand, four hundred forty-five".