4256240677 has 4 divisors (see below), whose sum is σ = 4583643820. Its totient is φ = 3928837536.

The previous prime is 4256240629. The next prime is 4256240687. The reversal of 4256240677 is 7760426524.

4256240677 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1544018436 + 2712222241 = 39294^2 + 52079^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4256240677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4256240687) 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, 163701552 + ... + 163701577.

It is an arithmetic number, because the mean of its divisors is an integer number (1145910955).

Almost surely, 2^4256240677 is an apocalyptic number.

It is an amenable number.

4256240677 is a deficient number, since it is larger than the sum of its proper divisors (327403143).

4256240677 is a wasteful number, since it uses less digits than its factorization.

4256240677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327403142.

The product of its (nonzero) digits is 564480, while the sum is 43.

The square root of 4256240677 is about 65239.8703018331. The cubic root of 4256240677 is about 1620.5983509615.

The spelling of 4256240677 in words is "four billion, two hundred fifty-six million, two hundred forty thousand, six hundred seventy-seven".