256037213711 has 8 divisors (see below), whose sum is σ = 256329297024. Its totient is φ = 255745246680.

The previous prime is 256037213683. The next prime is 256037213723. The reversal of 256037213711 is 117312730652.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 256037213711 - 2⁶ = 256037213647 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 (256037218711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4832876 + ... + 4885566.

It is an arithmetic number, because the mean of its divisors is an integer number (32041162128).

Almost surely, 2^256037213711 is an apocalyptic number.

256037213711 is a deficient number, since it is larger than the sum of its proper divisors (292083313).

256037213711 is a wasteful number, since it uses less digits than its factorization.

256037213711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58141.

The product of its (nonzero) digits is 52920, while the sum is 38.

The spelling of 256037213711 in words is "two hundred fifty-six billion, thirty-seven million, two hundred thirteen thousand, seven hundred eleven".