11557228058810 has 128 divisors (see below), whose sum is σ = 26606998609920. Its totient is φ = 3522962716416.

The previous prime is 11557228058807. The next prime is 11557228058903. The reversal of 11557228058810 is 1885082275511.

It is a super-2 number, since 2×11557228058810² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 1942982 + ... + 5185521.

It is an arithmetic number, because the mean of its divisors is an integer number (207867176640).

Almost surely, 2^{11557228058810} is an apocalyptic number.

11557228058810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11557228058810 is an abundant number, since it is smaller than the sum of its proper divisors (15049770551110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11557228058810 is a wasteful number, since it uses less digits than its factorization.

11557228058810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7128612.

The product of its (nonzero) digits is 1792000, while the sum is 53.

The spelling of 11557228058810 in words is "eleven trillion, five hundred fifty-seven billion, two hundred twenty-eight million, fifty-eight thousand, eight hundred ten".