256650104 has 8 divisors (see below), whose sum is σ = 481218960. Its totient is φ = 128325048.

The previous prime is 256650103. The next prime is 256650137. The reversal of 256650104 is 401056652.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256650103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16040624 + ... + 16040639.

It is an arithmetic number, because the mean of its divisors is an integer number (60152370).

Almost surely, 2^256650104 is an apocalyptic number.

It is an amenable number.

256650104 is a deficient number, since it is larger than the sum of its proper divisors (224568856).

256650104 is a wasteful number, since it uses less digits than its factorization.

256650104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32081269 (or 32081265 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 256650104 is about 16020.3028685478. The cubic root of 256650104 is about 635.4974538326.

The spelling of 256650104 in words is "two hundred fifty-six million, six hundred fifty thousand, one hundred four".