854917999416 has 128 divisors (see below), whose sum is σ = 2576115662400. Its totient is φ = 261131489280.

The previous prime is 854917999409. The next prime is 854917999421. The reversal of 854917999416 is 614999719458.

854917999416 is a `hidden beast` number, since 8 + 5 + 491 + 7 + 9 + 99 + 41 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 726465 + ... + 1495856.

Almost surely, 2^854917999416 is an apocalyptic number.

It is an amenable number.

854917999416 is an abundant number, since it is smaller than the sum of its proper divisors (1721197662984).

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

854917999416 is a wasteful number, since it uses less digits than its factorization.

854917999416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222486 (or 2222476 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 72.

The spelling of 854917999416 in words is "eight hundred fifty-four billion, nine hundred seventeen million, nine hundred ninety-nine thousand, four hundred sixteen".