673842389480 has 128 divisors (see below), whose sum is σ = 1742916268800. Its totient is φ = 232388352000.

The previous prime is 673842389477. The next prime is 673842389483. The reversal of 673842389480 is 84983248376.

It is an interprime number because it is at equal distance from previous prime (673842389477) and next prime (673842389483).

It is not an unprimeable number, because it can be changed into a prime (673842389483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221180 + ... + 1181780.

It is an arithmetic number, because the mean of its divisors is an integer number (13616533350).

Almost surely, 2^673842389480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673842389480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (871458134400).

673842389480 is an abundant number, since it is smaller than the sum of its proper divisors (1069073879320).

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

673842389480 is a wasteful number, since it uses less digits than its factorization.

673842389480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960715 (or 960711 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 62.

The spelling of 673842389480 in words is "six hundred seventy-three billion, eight hundred forty-two million, three hundred eighty-nine thousand, four hundred eighty".