854865424098 has 64 divisors (see below), whose sum is σ = 2176755793920. Its totient is φ = 243609501456.

The previous prime is 854865424087. The next prime is 854865424099. The reversal of 854865424098 is 890424568458.

854865424098 is a `hidden beast` number, since 8 + 5 + 4 + 86 + 542 + 4 + 0 + 9 + 8 = 666.

It is a super-2 number, since 2×854865424098² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (854865424099) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2807640 + ... + 3097187.

It is an arithmetic number, because the mean of its divisors is an integer number (34011809280).

Almost surely, 2^854865424098 is an apocalyptic number.

854865424098 is an abundant number, since it is smaller than the sum of its proper divisors (1321890369822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

854865424098 is a wasteful number, since it uses less digits than its factorization.

854865424098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5905228 (or 5905222 counting only the distinct ones).

The product of its (nonzero) digits is 88473600, while the sum is 63.

The spelling of 854865424098 in words is "eight hundred fifty-four billion, eight hundred sixty-five million, four hundred twenty-four thousand, ninety-eight".