673407406734 has 32 divisors (see below), whose sum is σ = 1383371511936. Its totient is φ = 218377723680.

The previous prime is 673407406717. The next prime is 673407406757. The reversal of 673407406734 is 437604704376.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1851369 + ... + 2185035.

It is an arithmetic number, because the mean of its divisors is an integer number (43230359748).

Almost surely, 2^673407406734 is an apocalyptic number.

673407406734 is an abundant number, since it is smaller than the sum of its proper divisors (709964105202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673407406734 is a wasteful number, since it uses less digits than its factorization.

673407406734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342800.

The product of its (nonzero) digits is 7112448, while the sum is 51.

The spelling of 673407406734 in words is "six hundred seventy-three billion, four hundred seven million, four hundred six thousand, seven hundred thirty-four".