1000256675250 has 64 divisors (see below), whose sum is σ = 2853303628032. Its totient is φ = 228630096000.

The previous prime is 1000256675227. The next prime is 1000256675263. The reversal of 1000256675250 is 525766520001.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1000256675199 and 1000256675208.

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 31 ways as a sum of consecutive naturals, for example, 95257291 + ... + 95267790.

It is an arithmetic number, because the mean of its divisors is an integer number (44582869188).

Almost surely, 2^{1000256675250} is an apocalyptic number.

1000256675250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000256675250 is an abundant number, since it is smaller than the sum of its proper divisors (1853046952782).

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

1000256675250 is a wasteful number, since it uses less digits than its factorization.

1000256675250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190525108 (or 190525098 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 1000256675250 in words is "one trillion, two hundred fifty-six million, six hundred seventy-five thousand, two hundred fifty".