10702644489 has 12 divisors (see below), whose sum is σ = 15461071600. Its totient is φ = 7134313464.

The previous prime is 10702644461. The next prime is 10702644509. The reversal of 10702644489 is 98444620701.

10702644489 is a `hidden beast` number, since 107 + 0 + 2 + 64 + 4 + 489 = 666.

It is not a de Polignac number, because 10702644489 - 2²⁵ = 10669090057 is a prime.

It is a super-2 number, since 2×10702644489² (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 (10702644419) 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 11 ways as a sum of consecutive naturals, for example, 28422 + ... + 149040.

Almost surely, 2^10702644489 is an apocalyptic number.

It is an amenable number.

10702644489 is a deficient number, since it is larger than the sum of its proper divisors (4758427111).

10702644489 is a wasteful number, since it uses less digits than its factorization.

10702644489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130484 (or 130481 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 10702644489 in words is "ten billion, seven hundred two million, six hundred forty-four thousand, four hundred eighty-nine".