10699249648 has 20 divisors (see below), whose sum is σ = 20754888120. Its totient is φ = 5343149504.

The previous prime is 10699249643. The next prime is 10699249651. The reversal of 10699249648 is 84694299601.

It is a super-2 number, since 2×10699249648² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10699249592 and 10699249601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10699249643) 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, 391063 + ... + 417526.

It is an arithmetic number, because the mean of its divisors is an integer number (1037744406).

Almost surely, 2^10699249648 is an apocalyptic number.

It is an amenable number.

10699249648 is a deficient number, since it is larger than the sum of its proper divisors (10055638472).

10699249648 is an equidigital number, since it uses as much as digits as its factorization.

10699249648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809424 (or 809418 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 58.

The spelling of 10699249648 in words is "ten billion, six hundred ninety-nine million, two hundred forty-nine thousand, six hundred forty-eight".