663253144700 has 36 divisors (see below), whose sum is σ = 1439945467800. Its totient is φ = 265174779840.

The previous prime is 663253144699. The next prime is 663253144709. The reversal of 663253144700 is 7441352366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663253144709) 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, 1370027 + ... + 1789826.

Almost surely, 2^663253144700 is an apocalyptic number.

It is an amenable number.

663253144700 is an abundant number, since it is smaller than the sum of its proper divisors (776692323100).

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

663253144700 is a wasteful number, since it uses less digits than its factorization.

663253144700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3161966 (or 3161959 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 663253144700 in words is "six hundred sixty-three billion, two hundred fifty-three million, one hundred forty-four thousand, seven hundred".