10485173772 has 72 divisors (see below), whose sum is σ = 27456665600. Its totient is φ = 3370260960.

The previous prime is 10485173761. The next prime is 10485173773. The reversal of 10485173772 is 27737158401.

It is not an unprimeable number, because it can be changed into a prime (10485173773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 299229 + ... + 332427.

Almost surely, 2^10485173772 is an apocalyptic number.

10485173772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10485173772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13728332800).

10485173772 is an abundant number, since it is smaller than the sum of its proper divisors (16971491828).

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

10485173772 is a wasteful number, since it uses less digits than its factorization.

10485173772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33523 (or 33518 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 45.

The spelling of 10485173772 in words is "ten billion, four hundred eighty-five million, one hundred seventy-three thousand, seven hundred seventy-two".