673740730038 has 32 divisors (see below), whose sum is σ = 1374599020032. Its totient is φ = 220071103200.

The previous prime is 673740730021. The next prime is 673740730093. The reversal of 673740730038 is 830037047376.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1048318 + ... + 1564113.

It is an arithmetic number, because the mean of its divisors is an integer number (42956219376).

Almost surely, 2^673740730038 is an apocalyptic number.

673740730038 is an abundant number, since it is smaller than the sum of its proper divisors (700858289994).

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

673740730038 is a wasteful number, since it uses less digits than its factorization.

673740730038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613300.

The product of its (nonzero) digits is 1778112, while the sum is 48.

The spelling of 673740730038 in words is "six hundred seventy-three billion, seven hundred forty million, seven hundred thirty thousand, thirty-eight".