10726727640 has 64 divisors (see below), whose sum is σ = 33289855200. Its totient is φ = 2761823232.

The previous prime is 10726727639. The next prime is 10726727653. The reversal of 10726727640 is 4672762701.

It is a junction number, because it is equal to n+sod(n) for n = 10726727592 and 10726727601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1537717 + ... + 1544676.

Almost surely, 2^10726727640 is an apocalyptic number.

10726727640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10726727640 is an abundant number, since it is smaller than the sum of its proper divisors (22563127560).

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

10726727640 is a wasteful number, since it uses less digits than its factorization.

10726727640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3082436 (or 3082432 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 42.

The spelling of 10726727640 in words is "ten billion, seven hundred twenty-six million, seven hundred twenty-seven thousand, six hundred forty".