831473911653 has 32 divisors (see below), whose sum is σ = 1383678581760. Its totient is φ = 431469442560.

The previous prime is 831473911633. The next prime is 831473911673. The reversal of 831473911653 is 356119374138.

It is a happy number.

831473911653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (831473911633) and next prime (831473911673).

It is not a de Polignac number, because 831473911653 - 2⁵ = 831473911621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 831473911596 and 831473911605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (831473911603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1722675 + ... + 2151872.

It is an arithmetic number, because the mean of its divisors is an integer number (43239955680).

Almost surely, 2^831473911653 is an apocalyptic number.

It is an amenable number.

831473911653 is a deficient number, since it is larger than the sum of its proper divisors (552204670107).

831473911653 is a wasteful number, since it uses less digits than its factorization.

831473911653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875497.

The product of its digits is 1632960, while the sum is 51.

The spelling of 831473911653 in words is "eight hundred thirty-one billion, four hundred seventy-three million, nine hundred eleven thousand, six hundred fifty-three".