11125570134778 has 24 divisors (see below), whose sum is σ = 18349467845184. Its totient is φ = 5055404134440.

The previous prime is 11125570134773. The next prime is 11125570134779. The reversal of 11125570134778 is 87743107552111.

It is not an unprimeable number, because it can be changed into a prime (11125570134773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6872376 + ... + 8335507.

It is an arithmetic number, because the mean of its divisors is an integer number (764561160216).

Almost surely, 2^{11125570134778} is an apocalyptic number.

11125570134778 is a deficient number, since it is larger than the sum of its proper divisors (7223897710406).

11125570134778 is a wasteful number, since it uses less digits than its factorization.

11125570134778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15210930 (or 15210919 counting only the distinct ones).

The product of its (nonzero) digits is 1646400, while the sum is 52.

Adding to 11125570134778 its reverse (87743107552111), we get a palindrome (98868677686889).

The spelling of 11125570134778 in words is "eleven trillion, one hundred twenty-five billion, five hundred seventy million, one hundred thirty-four thousand, seven hundred seventy-eight".