10531320192 has 64 divisors (see below), whose sum is σ = 31082031600. Its totient is φ = 3510438912.

The previous prime is 10531320169. The next prime is 10531320199. The reversal of 10531320192 is 29102313501.

10531320192 is a `hidden beast` number, since 10 + 531 + 32 + 0 + 1 + 92 = 666.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×10531320192² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10531320199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1520173 + ... + 1527084.

Almost surely, 2^10531320192 is an apocalyptic number.

10531320192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10531320192 is an abundant number, since it is smaller than the sum of its proper divisors (20550711408).

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

10531320192 is an equidigital number, since it uses as much as digits as its factorization.

10531320192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047280 (or 3047262 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

Adding to 10531320192 its reverse (29102313501), we get a palindrome (39633633693).

The spelling of 10531320192 in words is "ten billion, five hundred thirty-one million, three hundred twenty thousand, one hundred ninety-two".