854657977470 has 48 divisors (see below), whose sum is σ = 2254601880720. Its totient is φ = 207189811840.

The previous prime is 854657977463. The next prime is 854657977553. The reversal of 854657977470 is 74779756458.

It is a super-2 number, since 2×854657977470² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 854657977395 and 854657977404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117717855 + ... + 117725114.

It is an arithmetic number, because the mean of its divisors is an integer number (46970872515).

Almost surely, 2^854657977470 is an apocalyptic number.

854657977470 is an abundant number, since it is smaller than the sum of its proper divisors (1399943903250).

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

854657977470 is a wasteful number, since it uses less digits than its factorization.

854657977470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235443001 (or 235442990 counting only the distinct ones).

The product of its (nonzero) digits is 414892800, while the sum is 69.

The spelling of 854657977470 in words is "eight hundred fifty-four billion, six hundred fifty-seven million, nine hundred seventy-seven thousand, four hundred seventy".