10726951553 has 4 divisors (see below), whose sum is σ = 10728488148. Its totient is φ = 10725414960.

The previous prime is 10726951489. The next prime is 10726951561. The reversal of 10726951553 is 35515962701.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10029621904 + 697329649 = 100148^2 + 26407^2 .

It is a cyclic number.

It is not a de Polignac number, because 10726951553 - 2⁶ = 10726951489 is a prime.

It is a super-2 number, since 2×10726951553² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10726951153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 757778 + ... + 771803.

It is an arithmetic number, because the mean of its divisors is an integer number (2682122037).

Almost surely, 2^10726951553 is an apocalyptic number.

It is an amenable number.

10726951553 is a deficient number, since it is larger than the sum of its proper divisors (1536595).

10726951553 is an equidigital number, since it uses as much as digits as its factorization.

10726951553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536594.

The product of its (nonzero) digits is 283500, while the sum is 44.

The spelling of 10726951553 in words is "ten billion, seven hundred twenty-six million, nine hundred fifty-one thousand, five hundred fifty-three".