245365450518 has 32 divisors (see below), whose sum is σ = 512138969856. Its totient is φ = 78221471328.

The previous prime is 245365450513. The next prime is 245365450571. The reversal of 245365450518 is 815054563542.

245365450518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×245365450518² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245365450513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 890721 + ... + 1133187.

It is an arithmetic number, because the mean of its divisors is an integer number (16004342808).

Almost surely, 2^245365450518 is an apocalyptic number.

245365450518 is an abundant number, since it is smaller than the sum of its proper divisors (266773519338).

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

245365450518 is a wasteful number, since it uses less digits than its factorization.

245365450518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249828.

The product of its (nonzero) digits is 2880000, while the sum is 48.

The spelling of 245365450518 in words is "two hundred forty-five billion, three hundred sixty-five million, four hundred fifty thousand, five hundred eighteen".