854680455 has 24 divisors (see below), whose sum is σ = 1505736960. Its totient is φ = 448355520.

The previous prime is 854680451. The next prime is 854680459. The reversal of 854680455 is 554086458.

854680455 is a `hidden beast` number, since 85 + 46 + 80 + 455 = 666.

It is an interprime number because it is at equal distance from previous prime (854680451) and next prime (854680459).

It is not a de Polignac number, because 854680455 - 2² = 854680451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 854680455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854680451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152935 + ... + 158424.

It is an arithmetic number, because the mean of its divisors is an integer number (62739040).

Almost surely, 2^854680455 is an apocalyptic number.

854680455 is a deficient number, since it is larger than the sum of its proper divisors (651056505).

854680455 is a wasteful number, since it uses less digits than its factorization.

854680455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311431 (or 311428 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 45.

The square root of 854680455 is about 29234.9184195886. The cubic root of 854680455 is about 949.0037404504.

The spelling of 854680455 in words is "eight hundred fifty-four million, six hundred eighty thousand, four hundred fifty-five".