238987513306 has 64 divisors (see below), whose sum is σ = 402704265600. Its totient is φ = 105706653696.

The previous prime is 238987513267. The next prime is 238987513393. The reversal of 238987513306 is 603315789832.

238987513306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 44099065 + ... + 44104483.

It is an arithmetic number, because the mean of its divisors is an integer number (6292254150).

Almost surely, 2^238987513306 is an apocalyptic number.

238987513306 is a deficient number, since it is larger than the sum of its proper divisors (163716752294).

238987513306 is a wasteful number, since it uses less digits than its factorization.

238987513306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5983.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 238987513306 in words is "two hundred thirty-eight billion, nine hundred eighty-seven million, five hundred thirteen thousand, three hundred six".