9854455023 has 72 divisors (see below), whose sum is σ = 17046319680. Its totient is φ = 5467512960.

The previous prime is 9854455007. The next prime is 9854455033. The reversal of 9854455023 is 3205544589.

9854455023 is a `hidden beast` number, since 98 + 5 + 4 + 4 + 550 + 2 + 3 = 666.

It is not a de Polignac number, because 9854455023 - 2⁴ = 9854455007 is a prime.

It is a super-2 number, since 2×9854455023² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9854455023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9854455033) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2122861 + ... + 2127497.

It is an arithmetic number, because the mean of its divisors is an integer number (236754440).

Almost surely, 2^9854455023 is an apocalyptic number.

9854455023 is a deficient number, since it is larger than the sum of its proper divisors (7191864657).

9854455023 is a wasteful number, since it uses less digits than its factorization.

9854455023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4797 (or 4787 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The square root of 9854455023 is about 99269.6077508116. The cubic root of 9854455023 is about 2143.9313287130.

The spelling of 9854455023 in words is "nine billion, eight hundred fifty-four million, four hundred fifty-five thousand, twenty-three".