673334613394 has 4 divisors (see below), whose sum is σ = 1010001920094. Its totient is φ = 336667306696.

The previous prime is 673334613389. The next prime is 673334613407. The reversal of 673334613394 is 493316433376.

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 only one way, i.e., 628828382169 + 44506231225 = 792987^2 + 210965^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168333653347 + ... + 168333653350.

Almost surely, 2^673334613394 is an apocalyptic number.

673334613394 is a deficient number, since it is larger than the sum of its proper divisors (336667306700).

673334613394 is a wasteful number, since it uses less digits than its factorization.

673334613394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336667306699.

The product of its digits is 8817984, while the sum is 52.

The spelling of 673334613394 in words is "six hundred seventy-three billion, three hundred thirty-four million, six hundred thirteen thousand, three hundred ninety-four".