1138618705594 has 16 divisors (see below), whose sum is σ = 1774745118720. Its totient is φ = 547213065840.

The previous prime is 1138618705547. The next prime is 1138618705597. The reversal of 1138618705594 is 4955078168311.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is not an unprimeable number, because it can be changed into a prime (1138618705597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44003562 + ... + 44029429.

It is an arithmetic number, because the mean of its divisors is an integer number (110921569920).

Almost surely, 2^{1138618705594} is an apocalyptic number.

1138618705594 is a deficient number, since it is larger than the sum of its proper divisors (636126413126).

1138618705594 is a wasteful number, since it uses less digits than its factorization.

1138618705594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88033245.

The product of its (nonzero) digits is 7257600, while the sum is 58.

The spelling of 1138618705594 in words is "one trillion, one hundred thirty-eight billion, six hundred eighteen million, seven hundred five thousand, five hundred ninety-four".