853493526837 has 12 divisors (see below), whose sum is σ = 1408941695200. Its totient is φ = 487710586728.

The previous prime is 853493526799. The next prime is 853493526839. The reversal of 853493526837 is 738625394358.

It is a happy number.

853493526837 is a `hidden beast` number, since 8 + 5 + 3 + 493 + 52 + 68 + 37 = 666.

853493526837 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 853493526837 - 2¹⁰ = 853493525813 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 13547516299 = 853493526837 / (8 + 5 + 3 + 4 + 9 + 3 + 5 + 2 + 6 + 8 + 3 + 7).

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 6773758087 + ... + 6773758212.

Almost surely, 2^853493526837 is an apocalyptic number.

It is an amenable number.

853493526837 is a deficient number, since it is larger than the sum of its proper divisors (555448168363).

853493526837 is a wasteful number, since it uses less digits than its factorization.

853493526837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13547516312 (or 13547516309 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 63.

The spelling of 853493526837 in words is "eight hundred fifty-three billion, four hundred ninety-three million, five hundred twenty-six thousand, eight hundred thirty-seven".