239330516545 has 16 divisors (see below), whose sum is σ = 288278738640. Its totient is φ = 190743220224.

The previous prime is 239330516527. The next prime is 239330516629. The reversal of 239330516545 is 545615033932.

It can be written as a sum of positive squares in 8 ways, for example, as 8346466881 + 230984049664 = 91359^2 + 480608^2 .

It is a cyclic number.

It is not a de Polignac number, because 239330516545 - 2¹³ = 239330508353 is a prime.

It is a super-2 number, since 2×239330516545² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 239330516495 and 239330516504.

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, 14075569 + ... + 14092561.

It is an arithmetic number, because the mean of its divisors is an integer number (18017421165).

Almost surely, 2^239330516545 is an apocalyptic number.

It is an amenable number.

239330516545 is a deficient number, since it is larger than the sum of its proper divisors (48948222095).

239330516545 is a wasteful number, since it uses less digits than its factorization.

239330516545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27444.

The product of its (nonzero) digits is 1458000, while the sum is 46.

The spelling of 239330516545 in words is "two hundred thirty-nine billion, three hundred thirty million, five hundred sixteen thousand, five hundred forty-five".