239796560153956 has 81 divisors (see below), whose sum is σ = 455624492352939. Its totient is φ = 110379688848000.

The previous prime is 239796560153951. The next prime is 239796560153957. The reversal of 239796560153956 is 659351065697932.

The square root of 239796560153956 is 15485366.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 61380062500 + 239735180091456 = 247750^2 + 15483384^2 .

It is not an unprimeable number, because it can be changed into a prime (239796560153951) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 241974328621 + ... + 241974329611.

Almost surely, 2^{239796560153956} is an apocalyptic number.

239796560153956 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

239796560153956 is the 15485366-th square number.

It is an amenable number.

239796560153956 is a deficient number, since it is larger than the sum of its proper divisors (215827932198983).

239796560153956 is an frugal number, since it uses more digits than its factorization.

239796560153956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3214 (or 1607 counting only the distinct ones).

The product of its (nonzero) digits is 2480058000, while the sum is 76.

The spelling of 239796560153956 in words is "two hundred thirty-nine trillion, seven hundred ninety-six billion, five hundred sixty million, one hundred fifty-three thousand, nine hundred fifty-six".