855534463 has 12 divisors (see below), whose sum is σ = 995728440. Its totient is φ = 732935952.

The previous prime is 855534431. The next prime is 855534517. The reversal of 855534463 is 364435558.

It is not a de Polignac number, because 855534463 - 2⁵ = 855534431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855531463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134233 + ... + 140461.

It is an arithmetic number, because the mean of its divisors is an integer number (82977370).

Almost surely, 2^855534463 is an apocalyptic number.

855534463 is a deficient number, since it is larger than the sum of its proper divisors (140193977).

855534463 is a wasteful number, since it uses less digits than its factorization.

855534463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9046 (or 9039 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

The square root of 855534463 is about 29249.5207311163. The cubic root of 855534463 is about 949.3197209207.

The spelling of 855534463 in words is "eight hundred fifty-five million, five hundred thirty-four thousand, four hundred sixty-three".