673407406870 has 48 divisors (see below), whose sum is σ = 1339108548624. Its totient is φ = 243632312000.

The previous prime is 673407406807. The next prime is 673407406871. The reversal of 673407406870 is 78604704376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673407406871) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1174156 + ... + 1650895.

It is an arithmetic number, because the mean of its divisors is an integer number (27898094763).

Almost surely, 2^673407406870 is an apocalyptic number.

673407406870 is a deficient number, since it is larger than the sum of its proper divisors (665701141754).

673407406870 is a wasteful number, since it uses less digits than its factorization.

673407406870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2825277 (or 2825266 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 52.

The spelling of 673407406870 in words is "six hundred seventy-three billion, four hundred seven million, four hundred six thousand, eight hundred seventy".