663202450140 has 48 divisors (see below), whose sum is σ = 1857172652160. Its totient is φ = 176834387520.

The previous prime is 663202450139. The next prime is 663202450201. The reversal of 663202450140 is 41054202366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62470 + ... + 1153389.

It is an arithmetic number, because the mean of its divisors is an integer number (38691096920).

Almost surely, 2^663202450140 is an apocalyptic number.

663202450140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

663202450140 is an abundant number, since it is smaller than the sum of its proper divisors (1193970202020).

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

663202450140 is a wasteful number, since it uses less digits than its factorization.

663202450140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224962 (or 1224960 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 663202450140 in words is "six hundred sixty-three billion, two hundred two million, four hundred fifty thousand, one hundred forty".