239006399536 has 40 divisors (see below), whose sum is σ = 494496028800. Its totient is φ = 111660380160.

The previous prime is 239006399519. The next prime is 239006399537. The reversal of 239006399536 is 635993600932.

239006399536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×239006399536² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (239006399537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8293681 + ... + 8322448.

It is an arithmetic number, because the mean of its divisors is an integer number (12362400720).

Almost surely, 2^239006399536 is an apocalyptic number.

It is an amenable number.

239006399536 is an abundant number, since it is smaller than the sum of its proper divisors (255489629264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

239006399536 is a wasteful number, since it uses less digits than its factorization.

239006399536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16616197 (or 16616191 counting only the distinct ones).

The product of its (nonzero) digits is 7085880, while the sum is 55.

The spelling of 239006399536 in words is "two hundred thirty-nine billion, six million, three hundred ninety-nine thousand, five hundred thirty-six".