856482647429031 has 8 divisors (see below), whose sum is σ = 1305116415129984. Its totient is φ = 489418655673720.

The previous prime is 856482647429029. The next prime is 856482647429083. The reversal of 856482647429031 is 130924746284658.

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

It is not a de Polignac number, because 856482647429031 - 2¹ = 856482647429029 is a prime.

It is a super-2 number, since 2×856482647429031² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856482647429131) 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, 20392443986385 + ... + 20392443986426.

It is an arithmetic number, because the mean of its divisors is an integer number (163139551891248).

It is a 1-persistent number, because it is pandigital, but 2⋅856482647429031 = 1712965294858062 is not.

Almost surely, 2^{856482647429031} is an apocalyptic number.

856482647429031 is a deficient number, since it is larger than the sum of its proper divisors (448633767700953).

856482647429031 is a wasteful number, since it uses less digits than its factorization.

856482647429031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40784887972821.

The product of its (nonzero) digits is 557383680, while the sum is 69.

The spelling of 856482647429031 in words is "eight hundred fifty-six trillion, four hundred eighty-two billion, six hundred forty-seven million, four hundred twenty-nine thousand, thirty-one".