10449985747 has 2 divisors, whose sum is σ = 10449985748. Its totient is φ = 10449985746.

The previous prime is 10449985723. The next prime is 10449985751. The reversal of 10449985747 is 74758994401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10449985747 - 2¹⁹ = 10449461459 is a prime.

It is a super-2 number, since 2×10449985747² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10449985691 and 10449985700.

It is not a weakly prime, because it can be changed into another prime (10449985717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5224992873 + 5224992874.

It is an arithmetic number, because the mean of its divisors is an integer number (5224992874).

Almost surely, 2^10449985747 is an apocalyptic number.

10449985747 is a deficient number, since it is larger than the sum of its proper divisors (1).

10449985747 is an equidigital number, since it uses as much as digits as its factorization.

10449985747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10160640, while the sum is 58.

The spelling of 10449985747 in words is "ten billion, four hundred forty-nine million, nine hundred eighty-five thousand, seven hundred forty-seven".