504550145 has 16 divisors (see below), whose sum is σ = 662430528. Its totient is φ = 365874240.

The previous prime is 504550139. The next prime is 504550147. The reversal of 504550145 is 541055405.

It is a happy number.

It is not a de Polignac number, because 504550145 - 2⁸ = 504549889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (504550147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5867 + ... + 32303.

It is an arithmetic number, because the mean of its divisors is an integer number (41401908).

Almost surely, 2^504550145 is an apocalyptic number.

504550145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

504550145 is a deficient number, since it is larger than the sum of its proper divisors (157880383).

504550145 is a wasteful number, since it uses less digits than its factorization.

504550145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26800.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 504550145 is about 22462.1936818290. The cubic root of 504550145 is about 796.1008942798.

The spelling of 504550145 in words is "five hundred four million, five hundred fifty thousand, one hundred forty-five".