255146364650 has 24 divisors (see below), whose sum is σ = 474588183564. Its totient is φ = 102055116800.

The previous prime is 255146364643. The next prime is 255146364661. The reversal of 255146364650 is 56463641552.

It can be written as a sum of positive squares in 6 ways, for example, as 194074610521 + 61071754129 = 440539^2 + 247127^2 .

It is a super-2 number, since 2×255146364650² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 255146364595 and 255146364604.

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 11 ways as a sum of consecutive naturals, for example, 1850090 + ... + 1983210.

Almost surely, 2^255146364650 is an apocalyptic number.

255146364650 is a deficient number, since it is larger than the sum of its proper divisors (219441818914).

255146364650 is a wasteful number, since it uses less digits than its factorization.

255146364650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171466 (or 171461 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 255146364650 in words is "two hundred fifty-five billion, one hundred forty-six million, three hundred sixty-four thousand, six hundred fifty".