238961334007 has 4 divisors (see below), whose sum is σ = 260685091656. Its totient is φ = 217237576360.

The previous prime is 238961333993. The next prime is 238961334089. The reversal of 238961334007 is 700433169832.

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

It is a cyclic number.

It is not a de Polignac number, because 238961334007 - 2⁷ = 238961333879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238961334907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10861878808 + ... + 10861878829.

It is an arithmetic number, because the mean of its divisors is an integer number (65171272914).

Almost surely, 2^238961334007 is an apocalyptic number.

238961334007 is a deficient number, since it is larger than the sum of its proper divisors (21723757649).

238961334007 is a wasteful number, since it uses less digits than its factorization.

238961334007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21723757648.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 238961334007 in words is "two hundred thirty-eight billion, nine hundred sixty-one million, three hundred thirty-four thousand, seven".