10549138682 has 8 divisors (see below), whose sum is σ = 15846028500. Its totient is φ = 5267129184.

The previous prime is 10549138661. The next prime is 10549138693. The reversal of 10549138682 is 28683194501.

It is a happy number.

It is a Cunningham number, because it is equal to 102709²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 10549138681 + 1 = 102709^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10549138682² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3718307 + ... + 3721142.

Almost surely, 2^10549138682 is an apocalyptic number.

10549138682 is a deficient number, since it is larger than the sum of its proper divisors (5296889818).

10549138682 is an equidigital number, since it uses as much as digits as its factorization.

10549138682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7440160.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 10549138682 in words is "ten billion, five hundred forty-nine million, one hundred thirty-eight thousand, six hundred eighty-two".