703231604206644 has 144 divisors (see below), whose sum is σ = 1772693444390400. Its totient is φ = 216872989791744.

The previous prime is 703231604206567. The next prime is 703231604206669. The reversal of 703231604206644 is 446602406132307.

It is a junction number, because it is equal to n+sod(n) for n = 703231604206593 and 703231604206602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5901564337 + ... + 5901683495.

It is an arithmetic number, because the mean of its divisors is an integer number (12310371141600).

Almost surely, 2^{703231604206644} 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 703231604206644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (886346722195200).

703231604206644 is an abundant number, since it is smaller than the sum of its proper divisors (1069461840183756).

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

703231604206644 is a wasteful number, since it uses less digits than its factorization.

703231604206644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148102 (or 148083 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 48.

The spelling of 703231604206644 in words is "seven hundred three trillion, two hundred thirty-one billion, six hundred four million, two hundred six thousand, six hundred forty-four".