164345253404146 has 8 divisors (see below), whose sum is σ = 246518255051244. Its totient is φ = 82172501720400.

The previous prime is 164345253404119. The next prime is 164345253404153. The reversal of 164345253404146 is 641404352543461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 104842465826121 + 59502787578025 = 10239261^2 + 7713805^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 164345253404093 and 164345253404102.

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, 60838405 + ... + 63482296.

Almost surely, 2^{164345253404146} is an apocalyptic number.

164345253404146 is a deficient number, since it is larger than the sum of its proper divisors (82173001647098).

164345253404146 is a wasteful number, since it uses less digits than its factorization.

164345253404146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124981676.

The product of its (nonzero) digits is 16588800, while the sum is 52.

The spelling of 164345253404146 in words is "one hundred sixty-four trillion, three hundred forty-five billion, two hundred fifty-three million, four hundred four thousand, one hundred forty-six".