245774998560 has 1536 divisors, whose sum is σ = 1065160212480. Its totient is φ = 46183219200.

The previous prime is 245774998517. The next prime is 245774998613. The reversal of 245774998560 is 65899477542.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 245774998491 and 245774998500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1054828204 + ... + 1054828436.

It is an arithmetic number, because the mean of its divisors is an integer number (693463680).

Almost surely, 2^245774998560 is an apocalyptic number.

245774998560 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 245774998560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (532580106240).

245774998560 is an abundant number, since it is smaller than the sum of its proper divisors (819385213920).

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

245774998560 is a wasteful number, since it uses less digits than its factorization.

245774998560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 152409600, while the sum is 66.

The spelling of 245774998560 in words is "two hundred forty-five billion, seven hundred seventy-four million, nine hundred ninety-eight thousand, five hundred sixty".