53705666834 has 8 divisors (see below), whose sum is σ = 83336379660. Its totient is φ = 25926873616.

The previous prime is 53705666831. The next prime is 53705666873. The reversal of 53705666834 is 43866650735.

It can be written as a sum of positive squares in 2 ways, for example, as 47792518225 + 5913148609 = 218615^2 + 76897^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (53705666831) 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, 462979829 + ... + 462979944.

Almost surely, 2^53705666834 is an apocalyptic number.

53705666834 is a deficient number, since it is larger than the sum of its proper divisors (29630712826).

53705666834 is a wasteful number, since it uses less digits than its factorization.

53705666834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925959804.

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 53705666834 in words is "fifty-three billion, seven hundred five million, six hundred sixty-six thousand, eight hundred thirty-four".