10489581312 has 108 divisors (see below), whose sum is σ = 32475672936. Its totient is φ = 2997012480.

The previous prime is 10489581301. The next prime is 10489581317. The reversal of 10489581312 is 21318598401.

It is a super-2 number, since 2×10489581312² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10489581317) 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, 101739 + ... + 177002.

Almost surely, 2^10489581312 is an apocalyptic number.

10489581312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10489581312 is an abundant number, since it is smaller than the sum of its proper divisors (21986091624).

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

10489581312 is an equidigital number, since it uses as much as digits as its factorization.

10489581312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278774 (or 278753 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 42.

The spelling of 10489581312 in words is "ten billion, four hundred eighty-nine million, five hundred eighty-one thousand, three hundred twelve".