673663606235350 has 24 divisors (see below), whose sum is σ = 1253174478887520. Its totient is φ = 269430997055520.

The previous prime is 673663606235297. The next prime is 673663606235351. The reversal of 673663606235350 is 53532606366376.

It is a happy number.

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673663606235351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 860740905 + ... + 861523204.

It is an arithmetic number, because the mean of its divisors is an integer number (52215603286980).

Almost surely, 2^{673663606235350} is an apocalyptic number.

673663606235350 is a deficient number, since it is larger than the sum of its proper divisors (579510872652170).

673663606235350 is a wasteful number, since it uses less digits than its factorization.

673663606235350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1722271944 (or 1722271939 counting only the distinct ones).

The product of its (nonzero) digits is 220449600, while the sum is 61.

The spelling of 673663606235350 in words is "six hundred seventy-three trillion, six hundred sixty-three billion, six hundred six million, two hundred thirty-five thousand, three hundred fifty".