11382607898 has 4 divisors (see below), whose sum is σ = 17073911850. Its totient is φ = 5691303948.

The previous prime is 11382607897. The next prime is 11382607921. The reversal of 11382607898 is 89870628311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89870628311 = 19 ⋅4730033069.

It can be written as a sum of positive squares in only one way, i.e., 11372729449 + 9878449 = 106643^2 + 3143^2 .

It is a super-2 number, since 2×11382607898² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11382607897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2845651973 + ... + 2845651976.

Almost surely, 2^11382607898 is an apocalyptic number.

11382607898 is a deficient number, since it is larger than the sum of its proper divisors (5691303952).

11382607898 is an equidigital number, since it uses as much as digits as its factorization.

11382607898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5691303951.

The product of its (nonzero) digits is 1161216, while the sum is 53.

The spelling of 11382607898 in words is "eleven billion, three hundred eighty-two million, six hundred seven thousand, eight hundred ninety-eight".