164073507313 has 4 divisors (see below), whose sum is σ = 164443876848. Its totient is φ = 163703137780.

The previous prime is 164073507293. The next prime is 164073507337. The reversal of 164073507313 is 313705370461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 313705370461 = 7 ⋅44815052923.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164073507313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164073501313) 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, 185184103 + ... + 185184988.

It is an arithmetic number, because the mean of its divisors is an integer number (41110969212).

Almost surely, 2^164073507313 is an apocalyptic number.

It is an amenable number.

164073507313 is a deficient number, since it is larger than the sum of its proper divisors (370369535).

164073507313 is an equidigital number, since it uses as much as digits as its factorization.

164073507313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370369534.

The product of its (nonzero) digits is 158760, while the sum is 40.

Adding to 164073507313 its reverse (313705370461), we get a palindrome (477778877774).

The spelling of 164073507313 in words is "one hundred sixty-four billion, seventy-three million, five hundred seven thousand, three hundred thirteen".