673932632356 has 27 divisors (see below), whose sum is σ = 1188330326001. Its totient is φ = 334428809184.

The previous prime is 673932632293. The next prime is 673932632449. The reversal of 673932632356 is 653236239376.

The square root of 673932632356 is 820934.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 548888356900 + 125044275456 = 740870^2 + 353616^2 .

It is a super-2 number, since 2×673932632356² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 673932632297 and 673932632306.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 228218176 + ... + 228221128.

Almost surely, 2^673932632356 is an apocalyptic number.

673932632356 is the 820934-th square number.

It is an amenable number.

673932632356 is a deficient number, since it is larger than the sum of its proper divisors (514397693645).

673932632356 is an frugal number, since it uses more digits than its factorization.

673932632356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6188 (or 3094 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 55.

The spelling of 673932632356 in words is "six hundred seventy-three billion, nine hundred thirty-two million, six hundred thirty-two thousand, three hundred fifty-six".