234461643245 has 4 divisors (see below), whose sum is σ = 281353971900. Its totient is φ = 187569314592.

The previous prime is 234461643233. The next prime is 234461643281. The reversal of 234461643245 is 542346164432.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 126692571721 + 107769071524 = 355939^2 + 328282^2 .

It is a cyclic number.

It is not a de Polignac number, because 234461643245 - 2²⁸ = 234193207789 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 234461643196 and 234461643205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23446164320 + ... + 23446164329.

It is an arithmetic number, because the mean of its divisors is an integer number (70338492975).

Almost surely, 2^234461643245 is an apocalyptic number.

It is an amenable number.

234461643245 is a deficient number, since it is larger than the sum of its proper divisors (46892328655).

234461643245 is an equidigital number, since it uses as much as digits as its factorization.

234461643245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46892328654.

The product of its digits is 1658880, while the sum is 44.

The spelling of 234461643245 in words is "two hundred thirty-four billion, four hundred sixty-one million, six hundred forty-three thousand, two hundred forty-five".