156300504242 has 4 divisors (see below), whose sum is σ = 234450756366. Its totient is φ = 78150252120.

The previous prime is 156300504233. The next prime is 156300504293. The reversal of 156300504242 is 242405003651.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 150512185681 + 5788318561 = 387959^2 + 76081^2 .

It is a super-3 number, since 3×156300504242³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 156300504199 and 156300504208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39075126059 + ... + 39075126062.

Almost surely, 2^156300504242 is an apocalyptic number.

156300504242 is a deficient number, since it is larger than the sum of its proper divisors (78150252124).

156300504242 is an equidigital number, since it uses as much as digits as its factorization.

156300504242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78150252123.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 156300504242 its reverse (242405003651), we get a palindrome (398705507893).

The spelling of 156300504242 in words is "one hundred fifty-six billion, three hundred million, five hundred four thousand, two hundred forty-two".