853493526838 has 8 divisors (see below), whose sum is σ = 1280244281760. Its totient is φ = 426745432920.

The previous prime is 853493526799. The next prime is 853493526839. The reversal of 853493526838 is 838625394358.

853493526838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 853493526838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853493526839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683523 + ... + 1474513.

It is an arithmetic number, because the mean of its divisors is an integer number (160030535220).

Almost surely, 2^853493526838 is an apocalyptic number.

853493526838 is a deficient number, since it is larger than the sum of its proper divisors (426750754922).

853493526838 is a wasteful number, since it uses less digits than its factorization.

853493526838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330502.

The product of its digits is 149299200, while the sum is 64.

The spelling of 853493526838 in words is "eight hundred fifty-three billion, four hundred ninety-three million, five hundred twenty-six thousand, eight hundred thirty-eight".