10749421872 has 120 divisors (see below), whose sum is σ = 35654551296. Its totient is φ = 3071255616.

The previous prime is 10749421871. The next prime is 10749421873. The reversal of 10749421872 is 27812494701.

10749421872 is a `hidden beast` number, since 107 + 49 + 421 + 87 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (10749421871) and next prime (10749421873).

It is not an unprimeable number, because it can be changed into a prime (10749421871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170268 + ... + 224699.

Almost surely, 2^10749421872 is an apocalyptic number.

10749421872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10749421872 is an abundant number, since it is smaller than the sum of its proper divisors (24905129424).

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

10749421872 is an equidigital number, since it uses as much as digits as its factorization.

10749421872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394997 (or 394979 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The spelling of 10749421872 in words is "ten billion, seven hundred forty-nine million, four hundred twenty-one thousand, eight hundred seventy-two".