234465843457 has 4 divisors (see below), whose sum is σ = 234624160836. Its totient is φ = 234307526080.

The previous prime is 234465843439. The next prime is 234465843487. The reversal of 234465843457 is 754348564432.

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 41959015921 + 192506827536 = 204839^2 + 438756^2 .

It is a cyclic number.

It is not a de Polignac number, because 234465843457 - 2²³ = 234457454849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 234465843398 and 234465843407.

It is not an unprimeable number, because it can be changed into a prime (234465843487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79156468 + ... + 79159429.

It is an arithmetic number, because the mean of its divisors is an integer number (58656040209).

Almost surely, 2^234465843457 is an apocalyptic number.

It is an amenable number.

234465843457 is a deficient number, since it is larger than the sum of its proper divisors (158317379).

234465843457 is a wasteful number, since it uses less digits than its factorization.

234465843457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158317378.

The product of its digits is 38707200, while the sum is 55.

The spelling of 234465843457 in words is "two hundred thirty-four billion, four hundred sixty-five million, eight hundred forty-three thousand, four hundred fifty-seven".