4256602366601 has 4 divisors (see below), whose sum is σ = 4584033317892. Its totient is φ = 3929171415312.

The previous prime is 4256602366589. The next prime is 4256602366699. The reversal of 4256602366601 is 1066632066524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2161855605625 + 2094746760976 = 1470325^2 + 1447324^2 .

It is not a de Polignac number, because 4256602366601 - 2⁶ = 4256602366537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4256602366301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163715475626 + ... + 163715475651.

It is an arithmetic number, because the mean of its divisors is an integer number (1146008329473).

Almost surely, 2^{4256602366601} is an apocalyptic number.

It is an amenable number.

4256602366601 is a deficient number, since it is larger than the sum of its proper divisors (327430951291).

4256602366601 is a wasteful number, since it uses less digits than its factorization.

4256602366601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327430951290.

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 4256602366601 in words is "four trillion, two hundred fifty-six billion, six hundred two million, three hundred sixty-six thousand, six hundred one".