245300660550 has 384 divisors, whose sum is σ = 755160952320. Its totient is φ = 58045478400.

The previous prime is 245300660537. The next prime is 245300660567. The reversal of 245300660550 is 55066003542.

It is a happy number.

245300660550 is a `hidden beast` number, since 2 + 45 + 3 + 0 + 0 + 6 + 60 + 550 = 666.

It is a congruent number.

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 191 ways as a sum of consecutive naturals, for example, 178659664 + ... + 178661036.

It is an arithmetic number, because the mean of its divisors is an integer number (1966564980).

Almost surely, 2^245300660550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245300660550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377580476160).

245300660550 is an abundant number, since it is smaller than the sum of its proper divisors (509860291770).

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

245300660550 is a wasteful number, since it uses less digits than its factorization.

245300660550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 245300660550 in words is "two hundred forty-five billion, three hundred million, six hundred sixty thousand, five hundred fifty".