670000406798 has 4 divisors (see below), whose sum is σ = 1005000610200. Its totient is φ = 335000203398.

The previous prime is 670000406797. The next prime is 670000406809. The reversal of 670000406798 is 897604000076.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×670000406798² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670000406791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167500101698 + ... + 167500101701.

It is an arithmetic number, because the mean of its divisors is an integer number (251250152550).

Almost surely, 2^670000406798 is an apocalyptic number.

670000406798 is a deficient number, since it is larger than the sum of its proper divisors (335000203402).

670000406798 is a wasteful number, since it uses less digits than its factorization.

670000406798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335000203401.

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 670000406798 in words is "six hundred seventy billion, four hundred six thousand, seven hundred ninety-eight".