255025427475 has 192 divisors, whose sum is σ = 531485982720. Its totient is φ = 105027494400.

The previous prime is 255025427473. The next prime is 255025427497. The reversal of 255025427475 is 574724520552.

It is not a de Polignac number, because 255025427475 - 2¹ = 255025427473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255025427471) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 140819320 + ... + 140821130.

It is an arithmetic number, because the mean of its divisors is an integer number (2768156160).

Almost surely, 2^255025427475 is an apocalyptic number.

255025427475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255025427475 is an abundant number, since it is smaller than the sum of its proper divisors (276460555245).

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

255025427475 is a wasteful number, since it uses less digits than its factorization.

255025427475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2330 (or 2325 counting only the distinct ones).

The product of its (nonzero) digits is 3920000, while the sum is 48.

The spelling of 255025427475 in words is "two hundred fifty-five billion, twenty-five million, four hundred twenty-seven thousand, four hundred seventy-five".