255225314040 has 64 divisors (see below), whose sum is σ = 771520844160. Its totient is φ = 67540536960.

The previous prime is 255225314023. The next prime is 255225314081. The reversal of 255225314040 is 40413522552.

It is a happy number.

It is a super-2 number, since 2×255225314040² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 255225313992 and 255225314010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8102134 + ... + 8133573.

It is an arithmetic number, because the mean of its divisors is an integer number (12055013190).

Almost surely, 2^255225314040 is an apocalyptic number.

255225314040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255225314040 is an abundant number, since it is smaller than the sum of its proper divisors (516295530120).

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

255225314040 is a wasteful number, since it uses less digits than its factorization.

255225314040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16235852 (or 16235848 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 255225314040 its reverse (40413522552), we get a palindrome (295638836592).

The spelling of 255225314040 in words is "two hundred fifty-five billion, two hundred twenty-five million, three hundred fourteen thousand, forty".