234190517847 has 16 divisors (see below), whose sum is σ = 366843888768. Its totient is φ = 131015674080.

The previous prime is 234190517797. The next prime is 234190517921. The reversal of 234190517847 is 748715091432.

It is not a de Polignac number, because 234190517847 - 2⁶ = 234190517783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234190517847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234190517647) 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 15 ways as a sum of consecutive naturals, for example, 272948893 + ... + 272949750.

It is an arithmetic number, because the mean of its divisors is an integer number (22927743048).

Almost surely, 2^234190517847 is an apocalyptic number.

234190517847 is a deficient number, since it is larger than the sum of its proper divisors (132653370921).

234190517847 is a wasteful number, since it uses less digits than its factorization.

234190517847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545898670.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 234190517847 in words is "two hundred thirty-four billion, one hundred ninety million, five hundred seventeen thousand, eight hundred forty-seven".