250145727745 has 16 divisors (see below), whose sum is σ = 300820861440. Its totient is φ = 199686297600.

The previous prime is 250145727737. The next prime is 250145727749. The reversal of 250145727745 is 547727541052.

It is a happy number.

250145727745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 250145727745 - 2³ = 250145727737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (250145727749) 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, 5615410 + ... + 5659780.

It is an arithmetic number, because the mean of its divisors is an integer number (18801303840).

Almost surely, 2^250145727745 is an apocalyptic number.

It is an amenable number.

250145727745 is a deficient number, since it is larger than the sum of its proper divisors (50675133695).

250145727745 is a wasteful number, since it uses less digits than its factorization.

250145727745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46776.

The product of its (nonzero) digits is 2744000, while the sum is 49.

The spelling of 250145727745 in words is "two hundred fifty billion, one hundred forty-five million, seven hundred twenty-seven thousand, seven hundred forty-five".