673674371481 has 4 divisors (see below), whose sum is σ = 898232495312. Its totient is φ = 449116247652.

The previous prime is 673674371453. The next prime is 673674371483. The reversal of 673674371481 is 184173476376.

673674371481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 673674371481 - 2¹⁵ = 673674338713 is a prime.

It is a super-2 number, since 2×673674371481² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673674371483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112279061911 + ... + 112279061916.

It is an arithmetic number, because the mean of its divisors is an integer number (224558123828).

Almost surely, 2^673674371481 is an apocalyptic number.

It is an amenable number.

673674371481 is a deficient number, since it is larger than the sum of its proper divisors (224558123831).

673674371481 is a wasteful number, since it uses less digits than its factorization.

673674371481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224558123830.

The product of its digits is 14224896, while the sum is 57.

The spelling of 673674371481 in words is "six hundred seventy-three billion, six hundred seventy-four million, three hundred seventy-one thousand, four hundred eighty-one".