145542042250 has 64 divisors (see below), whose sum is σ = 297312073344. Its totient is φ = 52908576000.

The previous prime is 145542042227. The next prime is 145542042299. The reversal of 145542042250 is 52240245541.

145542042250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 13241257 + ... + 13252243.

It is an arithmetic number, because the mean of its divisors is an integer number (4645501146).

Almost surely, 2^145542042250 is an apocalyptic number.

145542042250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145542042250 is an abundant number, since it is smaller than the sum of its proper divisors (151770031094).

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

145542042250 is a wasteful number, since it uses less digits than its factorization.

145542042250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15832 (or 15822 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

Adding to 145542042250 its reverse (52240245541), we get a palindrome (197782287791).

The spelling of 145542042250 in words is "one hundred forty-five billion, five hundred forty-two million, forty-two thousand, two hundred fifty".