11458187828 has 12 divisors (see below), whose sum is σ = 20065890432. Its totient is φ = 5725076280.

The previous prime is 11458187827. The next prime is 11458187837. The reversal of 11458187828 is 82878185411.

It is a self number, because there is not a number n which added to its sum of digits gives 11458187828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11458187827) 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, 997988 + ... + 1009403.

It is an arithmetic number, because the mean of its divisors is an integer number (1672157536).

Almost surely, 2^11458187828 is an apocalyptic number.

It is an amenable number.

11458187828 is a deficient number, since it is larger than the sum of its proper divisors (8607702604).

11458187828 is a wasteful number, since it uses less digits than its factorization.

11458187828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008822 (or 2008820 counting only the distinct ones).

The product of its digits is 1146880, while the sum is 53.

The spelling of 11458187828 in words is "eleven billion, four hundred fifty-eight million, one hundred eighty-seven thousand, eight hundred twenty-eight".