245663346000 has 160 divisors (see below), whose sum is σ = 796764503808. Its totient is φ = 65117683200.

The previous prime is 245663345923. The next prime is 245663346001. The reversal of 245663346000 is 643366542.

It is a self number, because there is not a number n which added to its sum of digits gives 245663346000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245663346001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 879414 + ... + 1124586.

Almost surely, 2^245663346000 is an apocalyptic number.

245663346000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245663346000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (398382251904).

245663346000 is an abundant number, since it is smaller than the sum of its proper divisors (551101157808).

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

245663346000 is a wasteful number, since it uses less digits than its factorization.

245663346000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245366 (or 245350 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 245663346000 in words is "two hundred forty-five billion, six hundred sixty-three million, three hundred forty-six thousand".