256514397483 has 8 divisors (see below), whose sum is σ = 342090218448. Its totient is φ = 170974087424.

The previous prime is 256514397467. The next prime is 256514397487. The reversal of 256514397483 is 384793415652.

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 256514397483 - 2⁴ = 256514397467 is a prime.

It is a super-2 number, since 2×256514397483² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (256514397487) 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, 8860866 + ... + 8889767.

It is an arithmetic number, because the mean of its divisors is an integer number (42761277306).

Almost surely, 2^256514397483 is an apocalyptic number.

256514397483 is a deficient number, since it is larger than the sum of its proper divisors (85575820965).

256514397483 is a wasteful number, since it uses less digits than its factorization.

256514397483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17755453.

The product of its digits is 21772800, while the sum is 57.

The spelling of 256514397483 in words is "two hundred fifty-six billion, five hundred fourteen million, three hundred ninety-seven thousand, four hundred eighty-three".