10998948765 has 32 divisors (see below), whose sum is σ = 20354697216. Its totient is φ = 4967507520.

The previous prime is 10998948761. The next prime is 10998948773. The reversal of 10998948765 is 56784989901.

It is not a de Polignac number, because 10998948765 - 2² = 10998948761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10998948696 and 10998948705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10998948761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 622321 + ... + 639750.

It is an arithmetic number, because the mean of its divisors is an integer number (636084288).

Almost surely, 2^10998948765 is an apocalyptic number.

10998948765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10998948765 is a deficient number, since it is larger than the sum of its proper divisors (9355748451).

10998948765 is a wasteful number, since it uses less digits than its factorization.

10998948765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1262169.

The product of its (nonzero) digits is 39191040, while the sum is 66.

The spelling of 10998948765 in words is "ten billion, nine hundred ninety-eight million, nine hundred forty-eight thousand, seven hundred sixty-five".