853497682948 has 12 divisors (see below), whose sum is σ = 1507323890380. Its totient is φ = 422833714272.

The previous prime is 853497682909. The next prime is 853497682963. The reversal of 853497682948 is 849286794358.

It can be written as a sum of positive squares in 2 ways, for example, as 723942319104 + 129555363844 = 850848^2 + 359938^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978781311 + ... + 978782182.

Almost surely, 2^853497682948 is an apocalyptic number.

It is an amenable number.

853497682948 is a deficient number, since it is larger than the sum of its proper divisors (653826207432).

853497682948 is a wasteful number, since it uses less digits than its factorization.

853497682948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1957563606 (or 1957563604 counting only the distinct ones).

The product of its digits is 836075520, while the sum is 73.

The spelling of 853497682948 in words is "eight hundred fifty-three billion, four hundred ninety-seven million, six hundred eighty-two thousand, nine hundred forty-eight".