853078307504 has 20 divisors (see below), whose sum is σ = 1750065057864. Its totient is φ = 401448615168.

The previous prime is 853078307461. The next prime is 853078307563. The reversal of 853078307504 is 405703870358.

It is a happy number.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1568158382 + ... + 1568158925.

Almost surely, 2^853078307504 is an apocalyptic number.

It is an amenable number.

853078307504 is an abundant number, since it is smaller than the sum of its proper divisors (896986750360).

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

853078307504 is a wasteful number, since it uses less digits than its factorization.

853078307504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136317332 (or 3136317326 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 50.

The spelling of 853078307504 in words is "eight hundred fifty-three billion, seventy-eight million, three hundred seven thousand, five hundred four".