1145136228558 has 16 divisors (see below), whose sum is σ = 2617454236800. Its totient is φ = 327181779576.

The previous prime is 1145136228527. The next prime is 1145136228559. The reversal of 1145136228558 is 8558226315411.

It is a super-2 number, since 2×1145136228558² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1145136228558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145136228559) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13632574108 + ... + 13632574191.

It is an arithmetic number, because the mean of its divisors is an integer number (163590889800).

Almost surely, 2^{1145136228558} is an apocalyptic number.

1145136228558 is an abundant number, since it is smaller than the sum of its proper divisors (1472318008242).

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

1145136228558 is a wasteful number, since it uses less digits than its factorization.

1145136228558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27265148311.

The product of its digits is 2304000, while the sum is 51.

The spelling of 1145136228558 in words is "one trillion, one hundred forty-five billion, one hundred thirty-six million, two hundred twenty-eight thousand, five hundred fifty-eight".