1118358056574 has 128 divisors (see below), whose sum is σ = 2859552460800. Its totient is φ = 320419812960.

The previous prime is 1118358056551. The next prime is 1118358056579. The reversal of 1118358056574 is 4756508538111.

1118358056574 is a `hidden beast` number, since 1 + 1 + 1 + 8 + 3 + 5 + 8 + 0 + 565 + 74 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1118358056574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118358056579) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5578357 + ... + 5775359.

It is an arithmetic number, because the mean of its divisors is an integer number (22340253600).

Almost surely, 2^{1118358056574} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1118358056574, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1429776230400).

1118358056574 is an abundant number, since it is smaller than the sum of its proper divisors (1741194404226).

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

1118358056574 is a wasteful number, since it uses less digits than its factorization.

1118358056574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197547 (or 197541 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 54.

The spelling of 1118358056574 in words is "one trillion, one hundred eighteen billion, three hundred fifty-eight million, fifty-six thousand, five hundred seventy-four".