256150803427 has 8 divisors (see below), whose sum is σ = 270275947200. Its totient is φ = 242090011944.

The previous prime is 256150803421. The next prime is 256150803437. The reversal of 256150803427 is 724308051652.

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

It is not a de Polignac number, because 256150803427 - 2¹⁹ = 256150279139 is a prime.

It is a super-2 number, since 2×256150803427² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (256150803421) 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, 16079893 + ... + 16095814.

It is an arithmetic number, because the mean of its divisors is an integer number (33784493400).

Almost surely, 2^256150803427 is an apocalyptic number.

256150803427 is a deficient number, since it is larger than the sum of its proper divisors (14125143773).

256150803427 is a wasteful number, since it uses less digits than its factorization.

256150803427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32176145.

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 256150803427 in words is "two hundred fifty-six billion, one hundred fifty million, eight hundred three thousand, four hundred twenty-seven".