255246556145 has 8 divisors (see below), whose sum is σ = 350052419904. Its totient is φ = 175026209904.

The previous prime is 255246556141. The next prime is 255246556157. The reversal of 255246556145 is 541655642552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 255246556145 - 2² = 255246556141 is a prime.

It is a super-2 number, since 2×255246556145² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255246556093 and 255246556102.

It is not an unprimeable number, because it can be changed into a prime (255246556141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3646379339 + ... + 3646379408.

It is an arithmetic number, because the mean of its divisors is an integer number (43756552488).

Almost surely, 2^255246556145 is an apocalyptic number.

It is an amenable number.

255246556145 is a deficient number, since it is larger than the sum of its proper divisors (94805863759).

255246556145 is an equidigital number, since it uses as much as digits as its factorization.

255246556145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7292758759.

The product of its digits is 7200000, while the sum is 50.

The spelling of 255246556145 in words is "two hundred fifty-five billion, two hundred forty-six million, five hundred fifty-six thousand, one hundred forty-five".